diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..13566b8
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/.name b/.idea/.name
new file mode 100644
index 0000000..d543f24
--- /dev/null
+++ b/.idea/.name
@@ -0,0 +1 @@
+TP1
\ No newline at end of file
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 0000000..b86273d
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <bytecodeTargetLevel target="21" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
new file mode 100644
index 0000000..ce1c62c
--- /dev/null
+++ b/.idea/gradle.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
+  <component name="GradleSettings">
+    <option name="linkedExternalProjectsSettings">
+      <GradleProjectSettings>
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+          </set>
+        </option>
+      </GradleProjectSettings>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..483acf7
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_21" project-jdk-name="corretto-21" project-jdk-type="JavaSDK" />
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/ASD.txt b/ASD.txt
index a243a88..b44694c 100644
--- a/ASD.txt
+++ b/ASD.txt
@@ -20,7 +20,7 @@ turtle ::= Turtle(phrase*)
 phrase 	::= Phrase(entity, aff*)
 aff ::= Aff(entity, complement*)
 complement ::= Complement(Entity)
-		|Text(String)
+		| Complement_Text(String)
 entity ::= Entity(String)
 
 
diff --git a/src/main/antlr/TurtleLexer.g b/src/main/antlr/TurtleLexer.g
index 7ed0ee5..4d63436 100644
--- a/src/main/antlr/TurtleLexer.g
+++ b/src/main/antlr/TurtleLexer.g
@@ -12,6 +12,11 @@ options {
   
 }
 
+entite: '<' ID '>';
+
+
+
 // Whitespaces are ignored.
 fragment WS: (' ' | '\n' | '\t' | '\r' | '\u000C');
-WSS: WS+ { skip(); };
\ No newline at end of file
+WSS: WS+ { skip(); };
+ID: ('a'..'z'|'A'..'Z')('a'..'z'|'A'..'Z'|'0'..'9'|'_')*;
\ No newline at end of file
diff --git a/src/main/java/TP1/ASD_Turtle.java b/src/main/java/TP1/ASD_Turtle.java
new file mode 100644
index 0000000..1a188ce
--- /dev/null
+++ b/src/main/java/TP1/ASD_Turtle.java
@@ -0,0 +1,55 @@
+package TP1;
+
+import java.util.List;
+
+public class ASD_Turtle implements TurtleASD {
+    sealed interface Turtle{}
+    sealed interface Phrase{}
+    sealed interface Affectation{}
+    sealed interface Complement{}
+    sealed interface Entity{}
+
+    record TurtleImp(List<PhraseImp> phrases) implements Turtle{}
+    record PhraseImp(EntityImp entity, List<AffectationImp> affs) implements Phrase{}
+    record AffectationImp(EntityImp entity, List<Complement> complements) implements Affectation{}
+    record Complement_EntityImp(EntityImp entity) implements Complement{}
+    record Complement_TextImp(String string) implements  Complement{}
+    record EntityImp(String string) implements  Entity{}
+
+    public void prettyPrinter(TurtleImp t){
+        for (PhraseImp phrase : t.phrases) {
+            prettyPrinter(phrase);
+        }
+    }
+
+    public void prettyPrinter(PhraseImp phrase){
+        System.out.println("< " + phrase.entity + " >");
+        for (AffectationImp affectation : phrase.affs) {
+            prettyPrinter(affectation);
+        }
+        System.out.println(".");
+    }
+    public void prettyPrinter(AffectationImp affectation){
+        System.out.println("< " + affectation.entity + " >");
+        for (int i =0; i < affectation.complements.size(); i++) {
+            prettyPrinter(affectation.complements.get(i));
+            if (i < affectation.complements.size() - 1) {
+                System.out.print(", ");
+            }
+        }
+        System.out.println(";");
+    }
+    public void prettyPrinter(Complement complement){
+        if( complement instanceof Complement_EntityImp ce){
+            System.out.println(" < " + ce.entity + " >");
+        } else if ( complement instanceof Complement_TextImp ct){
+            System.out.println(" \" " + ct.string + " \"");
+        }
+
+
+    }
+    public void prettyPrint(EntityImp entity) {
+        System.out.print(entity.string);
+    }
+
+}
diff --git a/src/main/java/TP1/TurtleASD.java b/src/main/java/TP1/TurtleASD.java
index ce19a99..9bc5b09 100644
--- a/src/main/java/TP1/TurtleASD.java
+++ b/src/main/java/TP1/TurtleASD.java
@@ -1,4 +1,4 @@
 package TP1;
 
-interface TurtleAST {
+interface TurtleASD {
 }