#ifndef GROUP_INTERFACE_HH
#define GROUP_INTERFACE_HH
-#include "lily-proto.hh"
-#include "string.hh"
-#include "lily-guile.hh"
-
#include "grob.hh"
+#include "string.hh"
/**
Look at Score element ELT as thing which has a list property called
NAME_. Normally the list would contain Grobs, but