1 files changed, 4 insertions, 0 deletions
diff --git a/lib/noun.h b/lib/noun.h
index da76866..fbc2f9e 100644
--- a/lib/noun.h
+++ b/lib/noun.h

@@ -79,6 +79,8 @@ namespace verbly {
      
      noun_query& is_proper(bool _arg);
      noun_query& is_not_proper(bool _arg);
+      
+      noun_query& is_instance(bool _arg);
      noun_query& instance_of(const noun& _noun);
      noun_query& not_instance_of(const noun& _noun);
      
@@ -149,6 +151,8 @@ namespace verbly {
      
      bool _is_proper = false;
      bool _is_not_proper = false;
+      
+      bool _is_instance = false;
      std::list<noun> _instance_of;
      std::list<noun> _not_instance_of;