diff --git a/show/dance2007/subterms/song16.n3 b/show/dance2007/subterms/song16.n3
--- a/show/dance2007/subterms/song16.n3
+++ b/show/dance2007/subterms/song16.n3
@@ -1,12 +1,16 @@
-<http://light9.bigasterisk.com/show/dance2007/song16/subterm/sideLeft> <http://light9.bigasterisk.com/expression> "side(t)".
 <http://light9.bigasterisk.com/show/dance2007/song16/subterm/sideLeft> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/sideLeft>.
 <http://light9.bigasterisk.com/show/dance2007/song16/subterm/sideLeft> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2007/song16/subterm/sideLeft> <http://light9.bigasterisk.com/expression> "side(t)*0".
+<http://light9.bigasterisk.com/show/dance2007/song16/subterm/centerWhite> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/centerWhite>.
+<http://light9.bigasterisk.com/show/dance2007/song16/subterm/centerWhite> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2007/song16/subterm/centerWhite> <http://light9.bigasterisk.com/expression> "centerWhite(t)".
+<http://light9.bigasterisk.com/show/dance2007/song16/subterm/allRed> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/allRed>.
+<http://light9.bigasterisk.com/show/dance2007/song16/subterm/allRed> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2007/song16/subterm/allRed> <http://light9.bigasterisk.com/expression> "song(t)".
 <http://light9.bigasterisk.com/show/dance2007/song16> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2007/song16/subterm/sideLeft>.
+<http://light9.bigasterisk.com/show/dance2007/song16> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2007/song16/subterm/allRed>.
 <http://light9.bigasterisk.com/show/dance2007/song16> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2007/song16/subterm/allWhite>.
-<http://light9.bigasterisk.com/show/dance2007/song16> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2007/song16/subterm/allRed>.
-<http://light9.bigasterisk.com/show/dance2007/song16/subterm/allWhite> <http://light9.bigasterisk.com/expression> "white(t)".
+<http://light9.bigasterisk.com/show/dance2007/song16> <http://light9.bigasterisk.com/subterm> <http://light9.bigasterisk.com/show/dance2007/song16/subterm/centerWhite>.
 <http://light9.bigasterisk.com/show/dance2007/song16/subterm/allWhite> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/allWhite>.
 <http://light9.bigasterisk.com/show/dance2007/song16/subterm/allWhite> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
-<http://light9.bigasterisk.com/show/dance2007/song16/subterm/allRed> <http://light9.bigasterisk.com/expression> "song(t)".
-<http://light9.bigasterisk.com/show/dance2007/song16/subterm/allRed> <http://light9.bigasterisk.com/sub> <http://light9.bigasterisk.com/sub/allRed>.
-<http://light9.bigasterisk.com/show/dance2007/song16/subterm/allRed> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://light9.bigasterisk.com/Subterm>.
+<http://light9.bigasterisk.com/show/dance2007/song16/subterm/allWhite> <http://light9.bigasterisk.com/expression> "white(t)".