diff --git a/README.md b/README.md
index c323fd7..768896a 100644
--- a/README.md
+++ b/README.md
@@ -13,3 +13,4 @@ The project's aim is to make a game capable of supporting:
 
 - [Website](http://justcheckers.dorianpula.ca/)
 - [Project Source](https://bitbucket.org/dorianpula/justcheckers/)
+- [Worlds Draughts Federation](https://fmjd.org/)
diff --git a/engine/src/lib.rs b/engine/src/lib.rs
index 31e1bb2..30d862b 100644
--- a/engine/src/lib.rs
+++ b/engine/src/lib.rs
@@ -1,3 +1,17 @@
+enum Token {
+    LightMan,
+    LightKing,
+    DarkKing,
+    DarkMan,
+}
+
+enum Space {
+    Empty,
+    Token,
+}
+
+
+
 #[cfg(test)]
 mod tests {
     #[test]