diff --git a/ps-grammar/commands/commands.jsgf b/ps-grammar/commands/commands.jsgf
index a05017acf17be365a43bd8f31c83e0ab6224184f..419ebb786ae43b97c2b7632142ccf757ff7f0540 100644
--- a/ps-grammar/commands/commands.jsgf
+++ b/ps-grammar/commands/commands.jsgf
@@ -2,7 +2,7 @@
 grammar ToBI_shellgame;
 public <statement> = [tobi] [please] <command> [please] [tobi];
 
-<command> = <introduce> | <abilities> | <play> | <follow> | <door> | <leave> | <finish> | <observe> | <locate> | <list>;
+<command> = <introduce> | <abilities> | <play> | <follow> | <door> | <leave> | <finish> | <observe>;
 <introduce> = introduce [yourself];
 <abilities> = tell your abilities | list your abilities;
 <play> = let us play | lets play;