diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/src/CMakeLists.txt b/trunk/paradiseo-peo/tutorial/Walkthrough/src/CMakeLists.txt
index d69162fb0..3b5bf9052 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/src/CMakeLists.txt
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/CMakeLists.txt
@@ -41,21 +41,25 @@ ADD_EXECUTABLE(exampleA exampleA.cpp)
 ADD_EXECUTABLE(exampleB exampleB.cpp) 
 ADD_EXECUTABLE(exampleC exampleC.cpp) 
 ADD_EXECUTABLE(exampleD exampleD.cpp) 
+ADD_EXECUTABLE(exampleE exampleE.cpp) 
 
 ADD_DEPENDENCIES(exampleA tsp)
 ADD_DEPENDENCIES(exampleB tsp)
 ADD_DEPENDENCIES(exampleC tsp)
 ADD_DEPENDENCIES(exampleD tsp)
+ADD_DEPENDENCIES(exampleE tsp)
 
 ADD_DEPENDENCIES(exampleA peo)
 ADD_DEPENDENCIES(exampleB peo)
 ADD_DEPENDENCIES(exampleC peo)
 ADD_DEPENDENCIES(exampleD peo)
+ADD_DEPENDENCIES(exampleE peo)
 
 ADD_DEPENDENCIES(exampleA rmc_mpi)
 ADD_DEPENDENCIES(exampleB rmc_mpi)
 ADD_DEPENDENCIES(exampleC rmc_mpi)
 ADD_DEPENDENCIES(exampleD rmc_mpi)
+ADD_DEPENDENCIES(exampleE rmc_mpi)
 
 SET(EXECUTABLE_OUTPUT_PATH ${TUTORIAL_WALKTHROUGH_DIR}/build)
 ######################################################################################
@@ -70,6 +74,7 @@ SET_TARGET_PROPERTIES(exampleA PROPERTIES VERSION "${WALKTHROUGH_VERSION}")
 SET_TARGET_PROPERTIES(exampleB PROPERTIES VERSION "${WALKTHROUGH_VERSION}")
 SET_TARGET_PROPERTIES(exampleC PROPERTIES VERSION "${WALKTHROUGH_VERSION}")
 SET_TARGET_PROPERTIES(exampleD PROPERTIES VERSION "${WALKTHROUGH_VERSION}")
+SET_TARGET_PROPERTIES(exampleE PROPERTIES VERSION "${WALKTHROUGH_VERSION}")
 ######################################################################################
 
 
@@ -81,30 +86,36 @@ TARGET_LINK_LIBRARIES(exampleA ${XML2_LIBS}) # define in CMakeLists.txt at PEO r
 TARGET_LINK_LIBRARIES(exampleB ${XML2_LIBS}) # define in CMakeLists.txt at PEO root dir
 TARGET_LINK_LIBRARIES(exampleC ${XML2_LIBS}) # define in CMakeLists.txt at PEO root dir
 TARGET_LINK_LIBRARIES(exampleD ${XML2_LIBS}) # define in CMakeLists.txt at PEO root dir
+TARGET_LINK_LIBRARIES(exampleE ${XML2_LIBS}) # define in CMakeLists.txt at PEO root dir
 
 TARGET_LINK_LIBRARIES(exampleA tsp)
 TARGET_LINK_LIBRARIES(exampleB tsp)
 TARGET_LINK_LIBRARIES(exampleC tsp)
 TARGET_LINK_LIBRARIES(exampleD tsp)
+TARGET_LINK_LIBRARIES(exampleE tsp)
 
 TARGET_LINK_LIBRARIES(exampleA peo) 
 TARGET_LINK_LIBRARIES(exampleB peo) 
 TARGET_LINK_LIBRARIES(exampleC peo) 
 TARGET_LINK_LIBRARIES(exampleD peo) 
+TARGET_LINK_LIBRARIES(exampleE peo) 
 
 TARGET_LINK_LIBRARIES(exampleA rmc_mpi) 
 TARGET_LINK_LIBRARIES(exampleB rmc_mpi) 
 TARGET_LINK_LIBRARIES(exampleC rmc_mpi) 
 TARGET_LINK_LIBRARIES(exampleD rmc_mpi) 
+TARGET_LINK_LIBRARIES(exampleE rmc_mpi) 
 
 TARGET_LINK_LIBRARIES(exampleA eo)
 TARGET_LINK_LIBRARIES(exampleB eo)
 TARGET_LINK_LIBRARIES(exampleC eo)
 TARGET_LINK_LIBRARIES(exampleD eo)
+TARGET_LINK_LIBRARIES(exampleE eo)
 
 TARGET_LINK_LIBRARIES(exampleA eoutils)
 TARGET_LINK_LIBRARIES(exampleB eoutils)
 TARGET_LINK_LIBRARIES(exampleC eoutils)
 TARGET_LINK_LIBRARIES(exampleD eoutils)
+TARGET_LINK_LIBRARIES(exampleE eoutils)
 
 ######################################################################################
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleA.cpp b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleA.cpp
index 4f9577320..fa86c5ae6 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleA.cpp
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleA.cpp
@@ -32,7 +32,7 @@ int main (int __argc, char * * __argv) {
   loadParameters (__argc, __argv); /* Processing some parameters relative to the tackled
 				      problem (TSP) */
 
-  RouteInit route_init; /* Its builds random routes */  
+  RouteInit route_init; /* It builds random routes */  
   RouteEval full_eval; /* Full route evaluator */
 
   
@@ -65,7 +65,6 @@ int main (int __argc, char * * __argv) {
   
   ox_ea (ox_pop);   /* Application to the given population */    
     
-    
   peo :: run ();
   peo :: finalize (); /* Termination */
 
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleB.cpp b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleB.cpp
index a1066a2b8..0de63ab2f 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleB.cpp
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleB.cpp
@@ -70,15 +70,9 @@ int main (int __argc, char * * __argv) {
   peo :: finalize (); /* Termination */
   
 
+  std :: cout << ox_pop[ 0 ].fitness();
   hc( ox_pop[ 0 ] );
-  
-    
-  for ( unsigned long index = 1; index < ox_pop.size(); index++ ) {
-	
-	std :: cout << ox_pop[ index ].fitness();
-	hc( ox_pop[ index ] );
-	std :: cout << " -> " << ox_pop[ index ].fitness() << std :: endl;
-  }
+  std :: cout << " -> " << ox_pop[ 0 ].fitness() << std :: endl;
 
   
   return 0;
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleC.cpp b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleC.cpp
index 0e6834746..4944fcaa9 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleC.cpp
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleC.cpp
@@ -23,7 +23,7 @@
 #define CROSS_RATE 1.0
 #define MUT_RATE 0.01
 
-#define MIG_FREQ 3
+#define MIG_FREQ 1 
 #define MIG_SIZE 5
 
 
@@ -62,7 +62,7 @@ int main (int __argc, char * * __argv) {
   
   /* The migration policy */
   eoPeriodicContinue <Route> ox_mig_cont (MIG_FREQ); /* Migration occurs periodically */
-  eoRandomSelect <Route> ox_mig_select_one; /* Emigrants are randomly selected */
+  eoStochTournamentSelect <Route> ox_mig_select_one; /* Emigrants are randomly selected */
   eoSelectNumber <Route> ox_mig_select (ox_mig_select_one, MIG_SIZE);
   eoPlusReplacement <Route> ox_mig_replace; /* Immigrants replace the worse individuals */
   
@@ -74,8 +74,7 @@ int main (int __argc, char * * __argv) {
   
   ox_ea (ox_pop);   /* Application to the given population */
   // --------------------------------------------------------------------------------------------------
-
-
+  
 
 
   // The Second EA ------------------------------------------------------------------------------------
@@ -99,10 +98,9 @@ int main (int __argc, char * * __argv) {
   peoSeqTransform <Route> ox_seq_transform2 (ox_transform2);
   eoEPReplacement <Route> ox_replace2 (2);
 
-
   /* The migration policy */
   eoPeriodicContinue <Route> ox_mig_cont2 (MIG_FREQ); /* Migration occurs periodically */
-  eoRandomSelect <Route> ox_mig_select_one2; /* Emigrants are randomly selected */
+  eoStochTournamentSelect <Route> ox_mig_select_one2; /* Emigrants are randomly selected */
   eoSelectNumber <Route> ox_mig_select2 (ox_mig_select_one2, MIG_SIZE);
   eoPlusReplacement <Route> ox_mig_replace2; /* Immigrants replace the worse individuals */
 
@@ -119,7 +117,8 @@ int main (int __argc, char * * __argv) {
 
   peo :: run ();
   peo :: finalize (); /* Termination */
-  
+
+
   // rank 0 is assigned to the scheduler in the XML mapping file
   if ( getNodeRank() == 1 ) { 
 
@@ -127,5 +126,6 @@ int main (int __argc, char * * __argv) {
     std::cout << "EA[ 1 ] -----> " << ox_pop2.best_element().fitness() << std::endl;
   }
 
+
   return 0;
 }
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleD.cpp b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleD.cpp
index d4b55a3ab..16d05cb27 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleD.cpp
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleD.cpp
@@ -46,7 +46,7 @@ int main (int __argc, char * * __argv) {
   
   eoGenContinue <Route> ox_cont (NUM_GEN); /* A fixed number of iterations */  
   eoCheckPoint <Route> ox_checkpoint (ox_cont); /* Checkpoint */
-  peoParaPopEval <Route> ox_pop_eval (full_eval);  
+  peoSeqPopEval <Route> ox_pop_eval (full_eval);  
   eoStochTournamentSelect <Route> ox_select_one;
   eoSelectNumber <Route> ox_select (ox_select_one, POP_SIZE);
   eoSGATransform <Route> ox_transform (order_cross, CROSS_RATE, city_swap_mut, MUT_RATE);
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleE.cpp b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleE.cpp
new file mode 100644
index 000000000..a5ecc3335
--- /dev/null
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/exampleE.cpp
@@ -0,0 +1,83 @@
+// (c) OPAC Team, LIFL, July 2007
+//
+// Contact: paradiseo-help@lists.gforge.inria.fr
+
+#include "param.h"
+#include "route_init.h"
+#include "route_eval.h"
+
+#include "order_xover.h"
+#include "edge_xover.h"
+#include "partial_mapped_xover.h"
+#include "city_swap.h"
+#include "part_route_eval.h"
+#include "merge_route_eval.h"
+#include "two_opt_init.h"
+#include "two_opt_next.h"
+#include "two_opt_incr_eval.h"
+
+#include <paradiseo>
+
+#define POP_SIZE 10
+#define NUM_GEN 10
+#define CROSS_RATE 1.0
+#define MUT_RATE 0.01
+
+#define NUM_PART_EVALS 2
+
+
+int main (int __argc, char * * __argv) {
+
+  peo :: init (__argc, __argv);
+
+  
+  loadParameters (__argc, __argv); /* Processing some parameters relative to the tackled
+				      problem (TSP) */
+
+  RouteInit route_init; /* Its builds random routes */  
+  RouteEval full_eval; /* Full route evaluator */
+
+
+  MergeRouteEval merge_eval;
+
+  std :: vector <eoEvalFunc <Route> *> part_eval;
+  for (unsigned i = 1 ; i <= NUM_PART_EVALS ; i ++)
+    part_eval.push_back (new PartRouteEval ((float) (i - 1) / NUM_PART_EVALS, (float) i / NUM_PART_EVALS));
+
+  
+  OrderXover order_cross; /* Recombination */
+  CitySwap city_swap_mut;  /* Mutation */
+
+
+  /** The EA */
+  eoPop <Route> ox_pop (POP_SIZE, route_init);  /* Population */
+  
+  eoGenContinue <Route> ox_cont (NUM_GEN); /* A fixed number of iterations */  
+  eoCheckPoint <Route> ox_checkpoint (ox_cont); /* Checkpoint */
+  peoParaPopEval <Route> ox_pop_eval (full_eval);  
+  eoStochTournamentSelect <Route> ox_select_one;
+  eoSelectNumber <Route> ox_select (ox_select_one, POP_SIZE);
+  eoSGATransform <Route> ox_transform (order_cross, CROSS_RATE, city_swap_mut, MUT_RATE);
+  peoSeqTransform <Route> ox_para_transform (ox_transform);    
+  eoEPReplacement <Route> ox_replace (2);
+
+  
+  peoEA <Route> ox_ea (ox_checkpoint, ox_pop_eval, ox_select, ox_para_transform, ox_replace);
+
+    
+  ox_ea (ox_pop);   /* Application to the given population */
+    
+  peo :: run ();
+  peo :: finalize (); /* Termination */
+  
+ 
+
+  // rank 0 is assigned to the scheduler in the XML mapping file
+  if ( getNodeRank() == 1 ) {
+
+    std::cout << "EA[ 0 ] -----> " << ox_pop.best_element().fitness() << std::endl;
+  }
+ 
+    
+  return 0;
+}
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonA.param b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonA.param
similarity index 81%
rename from trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonA.param
rename to trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonA.param
index 7834acc95..ab6d3b3cb 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonA.param
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonA.param
@@ -4,7 +4,7 @@
 
 ## deployment schema
 
---schema=schemaA.xml
+--schema=../src/schemaA.xml
 
 ## parameters
 
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonB.param b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonB.param
similarity index 81%
rename from trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonB.param
rename to trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonB.param
index 7f3afded5..8b9394f01 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonB.param
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonB.param
@@ -4,7 +4,7 @@
 
 ## deployment schema
 
---schema=schemaB.xml
+--schema=../src/schemaB.xml
 
 ## parameters
 
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonC.param b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonC.param
similarity index 81%
rename from trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonC.param
rename to trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonC.param
index 164d3d82b..0683ddd9c 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonC.param
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonC.param
@@ -4,7 +4,7 @@
 
 ## deployment schema
 
---schema=schemaC.xml
+--schema=../src/schemaC.xml
 
 ## parameters
 
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonD.param b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonD.param
similarity index 81%
rename from trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonD.param
rename to trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonD.param
index 834fbe9e9..f01278be3 100644
--- a/trunk/paradiseo-peo/tutorial/Walkthrough/build/lessonD.param
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonD.param
@@ -4,7 +4,7 @@
 
 ## deployment schema
 
---schema=schemaD.xml
+--schema=../src/schemaD.xml
 
 ## parameters
 
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonE.param b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonE.param
new file mode 100644
index 000000000..b21c786ba
--- /dev/null
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/lessonE.param
@@ -0,0 +1,11 @@
+## miscallenous parameters
+
+--debug=false
+
+## deployment schema
+
+--schema=../src/schemaE.xml
+
+## parameters
+
+--inst=../../examples/tsp/benchs/eil101.tsp
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/build/schemaA.xml b/trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaA.xml
similarity index 100%
rename from trunk/paradiseo-peo/tutorial/Walkthrough/build/schemaA.xml
rename to trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaA.xml
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/build/schemaB.xml b/trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaB.xml
similarity index 100%
rename from trunk/paradiseo-peo/tutorial/Walkthrough/build/schemaB.xml
rename to trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaB.xml
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/build/schemaC.xml b/trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaC.xml
similarity index 100%
rename from trunk/paradiseo-peo/tutorial/Walkthrough/build/schemaC.xml
rename to trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaC.xml
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/build/schemaD.xml b/trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaD.xml
similarity index 100%
rename from trunk/paradiseo-peo/tutorial/Walkthrough/build/schemaD.xml
rename to trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaD.xml
diff --git a/trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaE.xml b/trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaE.xml
new file mode 100644
index 000000000..b352f8b19
--- /dev/null
+++ b/trunk/paradiseo-peo/tutorial/Walkthrough/src/schemaE.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0"?>
+
+<schema>
+  <group scheduler="0">
+    <node name="0" num_workers="0">
+    </node>    
+    <node name="1" num_workers="0">
+      <runner>1</runner>
+    </node>    
+    <node name="2" num_workers="1">
+    </node>    
+    <node name="3" num_workers="1">
+    </node>    
+  </group>
+</schema>
+