diff --git a/maca_tools/CMakeLists.txt b/maca_tools/CMakeLists.txt
index 20029ff0070e7ca85663c4a9ef0745fe4c4ea1b1..bbf7680b19e316b371d4e4cc5a540d696f73acc0 100644
--- a/maca_tools/CMakeLists.txt
+++ b/maca_tools/CMakeLists.txt
@@ -1,5 +1,9 @@
#compiling, linking and installing executables
+add_executable(scenes_roots2fann ./src/scenes_roots2fann.c)
+target_link_libraries(scenes_roots2fann maca_common)
+install (TARGETS scenes_roots2fann DESTINATION bin)
+
add_executable(mcf2conll ./src/mcf2conll.c)
target_link_libraries(mcf2conll perceptron)
target_link_libraries(mcf2conll transparse)
diff --git a/maca_tools/src/scenes_roots2fann.c b/maca_tools/src/scenes_roots2fann.c
new file mode 100644
index 0000000000000000000000000000000000000000..635e93a199d1b0d4a929e35d6c8e27830cbc176e
--- /dev/null
+++ b/maca_tools/src/scenes_roots2fann.c
@@ -0,0 +1,161 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<string.h>
+#include"dico.h"
+
+typedef struct _image{
+ char *name;
+ int image_id;
+ int f1, f2, f3, f4, f5, f6;
+} image;
+
+typedef struct _scene{
+ int images_nb;
+ image **images_array;
+} scene;
+
+
+scene *new_scene(int images_nb)
+{
+ scene *sc =(scene *) malloc(sizeof(scene));
+ sc->images_nb = images_nb;
+ sc->images_array = (image **)malloc(images_nb * sizeof(image *));
+ return sc;
+}
+
+image *new_image(char *name, int image_id, int f1 , int f2 , int f3 , int f4 , int f5 , int f6)
+{
+ image *im = (image *)malloc(sizeof(image));
+ im->name = strdup(name);
+ im->image_id = image_id;
+ im->f1 = f1;
+ im->f2 = f2;
+ im->f3 = f3;
+ im->f4 = f4;
+ im->f5 = f5;
+ im->f6 = f6;
+ return im;
+}
+
+scene **load_scenes(char *filename, dico *d_images)
+{
+ char buffer[1000];
+ char image_name[100];
+ FILE *f = NULL;
+ int line_nb = 1;
+ int scenes_nb;
+ int images_nb;
+ int xx;
+ int f1,f2,f3,f4,f5,f6;
+ int scene_num, image_num;
+ scene *sc;
+ scene **scenes_array;
+ int image_id;
+ f = fopen(filename, "r");
+ if(f == NULL){
+ fprintf(stderr, "cannot open file %s\n", filename);
+ exit(1);
+ }
+
+ fgets(buffer, 1000, f);
+ buffer[strlen(buffer) - 1] = '\0';
+
+ // line 1
+ sscanf(buffer, "%d", &scenes_nb);
+ scenes_array = (scene **)malloc(scenes_nb * sizeof(scene *));
+ for(scene_num=0; scene_num < scenes_nb; scene_num++){
+ fgets(buffer, 1000, f);
+ buffer[strlen(buffer) - 1] = '\0';
+ sscanf(buffer, "%d\t%d", &xx, &images_nb);
+ scenes_array[scene_num] = sc = new_scene(images_nb);
+ for(image_num = 0; image_num < images_nb; image_num++){
+ fgets(buffer, 1000, f);
+ buffer[strlen(buffer) - 1] = '\0';
+ //s_3s.png 0 3 467 24 2 1
+ sscanf(buffer, "%s\t%d\t%d\t%d\t%d\t%d\t%d", image_name, &f1, &f2, &f3, &f4, &f5, &f6);
+ image_name[strlen(image_name) - 4]=0;
+ image_id = dico_add(d_images, image_name);
+ // printf("%s\n", buffer);
+ //printf("image name = %s\n", image_name);
+ //printf("f1 = %d f2 = %d f3 = %d f4 = %d f5 = %d f6 = %d\n", f1, f2, f3, f4, f5, f6);
+ sc->images_array[image_num] = new_image(image_name, image_id, f1, f2, f3, f4, f5, f6);
+ }
+ }
+ fclose(f);
+ return scenes_array;
+}
+
+void print_image(image *im)
+{
+ /* printf("\t%s.1=%d", im->name, im->f1);
+ printf("\t%s.2=%d", im->name, im->f2);
+ printf("\t%s.3=%d", im->name, im->f3);
+ printf("\t%s.4=%d", im->name, im->f4);
+ printf("\t%s.5=%d", im->name, im->f5);
+ printf("\t%s.6=%d", im->name, im->f6);*/
+ printf("\t%d\t%d\t%d\t%d\t%d\t%d", im->f1, im->f2, (int)(im->f3 / 10), (int)(im->f4 / 10), im->f5, im->f6);
+
+}
+
+void print_scene(scene *sc, dico *d_images)
+{
+ int image_num;
+ int i;
+ for(i=0; i < d_images->nbelem; i++){
+ for(image_num=0; image_num < sc->images_nb; image_num++){
+ if(i == sc->images_array[image_num]->image_id){
+ // printf("i = %d\n", i);
+ print_image(sc->images_array[image_num]);
+ break;
+ }
+ }
+ if(image_num == sc->images_nb){
+ printf("\t-1\t-1\t-1\t-1\t-1\t-1");
+ }
+ }
+ printf("\n");
+}
+
+void load_root_files(char *filename, scene **scenes_array, dico *d_images, dico *d_roots)
+{
+ char buffer[1000];
+ char predicate[100];
+ char scenes_nb[100];
+ FILE *f = fopen(filename, "r");
+ int i;
+ int predicate_id;
+ if(f == NULL){
+ fprintf(stderr, "cannot open file %s\n", filename);
+ exit(1);
+ }
+
+ while(fgets(buffer, 1000, f)){
+ if(feof(f))
+ break;
+ buffer[strlen(buffer) - 1] = '\0';
+ sscanf(buffer, "%s\t%s", scenes_nb, predicate);
+ predicate_id = dico_add(d_roots, predicate);
+ for(i=0; i < strlen(scenes_nb); i++)
+ if(scenes_nb[i] == '_'){
+ scenes_nb[i] = 0;
+ break;
+ }
+ printf("%d", predicate_id);
+ print_scene(scenes_array[atoi(scenes_nb)], d_images);
+ }
+ fclose(f);
+}
+
+
+int main(int argc, char *argv[])
+{
+ char *filename = argv[1];
+ scene **scenes_array;
+ dico *d_images = dico_new("images", 1000);
+ dico *d_roots = dico_new("roots", 1000);
+ scenes_array = load_scenes(filename, d_images);
+ filename = argv[2];
+ load_root_files(filename, scenes_array, d_images, d_roots);
+ dico_print((char *)"roots.dico", d_roots);
+
+}