diff --git a/show/dance2009/subterms/song15.n3 b/show/dance2009/subterms/song15.n3
--- a/show/dance2009/subterms/song15.n3
+++ b/show/dance2009/subterms/song15.n3
@@ -1,35 +1,31 @@
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/chase1> <http://www.w3.org/2000/01/rdf-schema#label> "chase1".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/chase1> <http://light9.bigasterisk.com/expression> "chase(t, names=back, ontime=.2, offset=.05)*within(264,361)".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/chase1> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/chase1> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/chase1>.
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15> <http://light9.bigasterisk.com/expression> "song15(t)".
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15> <http://www.w3.org/2000/01/rdf-schema#label> "song15".
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/song15>.
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow> <http://light9.bigasterisk.com/expression> "bow(t)".
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow> <http://www.w3.org/2000/01/rdf-schema#label> "bow".
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/bow>.
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/scoop> <http://light9.bigasterisk.com/expression> "scoop(t)".
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/scoop> <http://www.w3.org/2000/01/rdf-schema#label> "scoop".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/scoop> <http://light9.bigasterisk.com/expression> "scoop(t)".
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/scoop> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/scoop> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/scoop>.
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/cyc> <http://light9.bigasterisk.com/expression> "cyc(t)".
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/cyc> <http://www.w3.org/2000/01/rdf-schema#label> "cyc".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/cyc> <http://light9.bigasterisk.com/expression> "cyc(t)".
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/cyc> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/cyc> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/cyc>.
+<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15>.
+<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow>.
+<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/scoop>.
+<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/cyc>.
+<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/>.
+<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/front>.
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/> <http://light9.bigasterisk.com/expression> "song15(t)".
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/> <http://light9.bigasterisk.com/expression> "chase(t, names=back, ontime=.2, offset=.05)*within(264,361)".
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/> <http://www.w3.org/2000/01/rdf-schema#label> "".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/> <http://light9.bigasterisk.com/expression> "song15(t)".
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/>.
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow> <http://www.w3.org/2000/01/rdf-schema#label> "bow".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow> <http://light9.bigasterisk.com/expression> "bow(t)".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/bow>.
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15> <http://www.w3.org/2000/01/rdf-schema#label> "song15".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15> <http://light9.bigasterisk.com/expression> "song15(t)".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/song15>.
+<http://light9.bigasterisk.com/show/dance2009/song15/subterm/front> <http://light9.bigasterisk.com/expression> "america(t)".
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/front> <http://www.w3.org/2000/01/rdf-schema#label> "front".
-<http://light9.bigasterisk.com/show/dance2009/song15/subterm/front> <http://light9.bigasterisk.com/expression> "america(t)".
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/front> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
 <http://light9.bigasterisk.com/show/dance2009/song15/subterm/front> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/front>.
-<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/chase1>.
-<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/front>.
-<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/cyc>.
-<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/>.
-<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/song15>.
-<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/scoop>.
-<http://light9.bigasterisk.com/show/dance2009/song15> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2009/song15/subterm/bow>.