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-rw-r--r--examples/phrasebook/DiffPhrasebook.gf3
1 files changed, 2 insertions, 1 deletions
diff --git a/examples/phrasebook/DiffPhrasebook.gf b/examples/phrasebook/DiffPhrasebook.gf
index 8be58bb7e..27076323b 100644
--- a/examples/phrasebook/DiffPhrasebook.gf
+++ b/examples/phrasebook/DiffPhrasebook.gf
@@ -3,6 +3,7 @@ interface DiffPhrasebook = open Syntax in {
oper
want_V2 : V2 ;
like_V2 : V2 ;
-
+ cost_V2 : V2 ; -- it costs five euros
+ cost_V : V ; -- how much does it cost
}