diff --git a/show/dance2008/subterms/song11.n3 b/show/dance2008/subterms/song11.n3
--- a/show/dance2008/subterms/song11.n3
+++ b/show/dance2008/subterms/song11.n3
@@ -1,24 +1,32 @@
-<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/downright>.
+<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/center>.
+<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11dim>.
+<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/downleft>.
 <http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/cyc>.
-<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11>.
-<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/downleft>.
-<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11dim>.
 <http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downright> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/downright>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downright> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downright> <http://light9.bigasterisk.com/expression> "smooth_music(t)*cyc(t)".
+<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11>.
+<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/downright>.
+<http://light9.bigasterisk.com/show/dance2008/song11> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2008/song11/subterm/strobe>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11dim> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11dim> <http://light9.bigasterisk.com/expression> "song11dim(t)".
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11dim> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/song11dim>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downleft> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downleft> <http://light9.bigasterisk.com/expression> "smooth_music(t-.1)*midsong(t)".
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downleft> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/downleft>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/cyc> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/cyc> <http://light9.bigasterisk.com/expression> "smooth_music(t+.1)*cyc(t)".
 <http://light9.bigasterisk.com/show/dance2008/song11/subterm/cyc> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/cyc>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/cyc> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/cyc> <http://light9.bigasterisk.com/expression> "smooth_music(t)*cyc(t)".
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/song11>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/> <http://light9.bigasterisk.com/expression> "chase(t, names=rb, ontime=.2, offset=.1, offval=.2)*song11(t)*bef(289)".
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/center> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/center> <http://light9.bigasterisk.com/expression> "center(t)".
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/center> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/center>.
 <http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
 <http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11> <http://light9.bigasterisk.com/expression> "song11(t)".
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downleft> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/downleft>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downleft> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downleft> <http://light9.bigasterisk.com/expression> "smooth_music(t)*cyc(t)".
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11dim> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/song11dim>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11dim> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11dim> <http://light9.bigasterisk.com/expression> "song11dim(t)".
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2008/song11/subterm/> <http://light9.bigasterisk.com/expression> "chase(t, names=colors, ontime=.2,offset=.1,offval=.2)*0".
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/song11> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/song11>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downright> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downright> <http://light9.bigasterisk.com/expression> "smooth_music(t)*midsong(t)".
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/downright> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/downright>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/strobe> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/strobe> <http://light9.bigasterisk.com/expression> "strobe(t)>.5".
+<http://light9.bigasterisk.com/show/dance2008/song11/subterm/strobe> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/strobe>.