diff --git a/show/dance2009/subterms/song4.n3 b/show/dance2009/subterms/song4.n3
--- a/show/dance2009/subterms/song4.n3
+++ b/show/dance2009/subterms/song4.n3
@@ -1,20 +1,20 @@
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/front> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/front> <http://light9.bigasterisk.com/expression> "add1(t)".
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow> <http://www.w3.org/2000/01/rdf-schema#label> "bow".
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/bow>.
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow> <http://light9.bigasterisk.com/expression> "bow(t)".
 <http://light9.bigasterisk.com/show/dance2009/song4/subterm/front> <http://www.w3.org/2000/01/rdf-schema#label> "front".
 <http://light9.bigasterisk.com/show/dance2009/song4/subterm/front> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/front>.
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4> <http://light9.bigasterisk.com/expression> "song4(t)".
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4> <http://www.w3.org/2000/01/rdf-schema#label> "song4".
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/song4>.
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/front> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/front> <http://light9.bigasterisk.com/expression> "add1(t)".
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/> <http://www.w3.org/2000/01/rdf-schema#label> "".
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/>.
 <http://light9.bigasterisk.com/show/dance2009/song4/subterm/> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
 <http://light9.bigasterisk.com/show/dance2009/song4/subterm/> <http://light9.bigasterisk.com/expression> "song4(t)".
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/> <http://www.w3.org/2000/01/rdf-schema#label> "".
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/>.
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow> <http://light9.bigasterisk.com/expression> "bow(t)".
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow> <http://www.w3.org/2000/01/rdf-schema#label> "bow".
-<http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/bow>.
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4> <http://www.w3.org/2000/01/rdf-schema#label> "song4".
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/song4>.
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4> <http://light9.bigasterisk.com/expression> "song4(t)".
+<http://light9.bigasterisk.com/show/dance2009/song4> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow>.
 <http://light9.bigasterisk.com/show/dance2009/song4> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song4/subterm/front>.
+<http://light9.bigasterisk.com/show/dance2009/song4> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song4/subterm/>.
 <http://light9.bigasterisk.com/show/dance2009/song4> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song4/subterm/song4>.
-<http://light9.bigasterisk.com/show/dance2009/song4> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song4/subterm/bow>.
-<http://light9.bigasterisk.com/show/dance2009/song4> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song4/subterm/>.