modify to work with the new quiz.js. Comments are now at the root

tetras_extraction/script/templates/quiz.rq

@@ -12,7 +12,13 @@ template mt:quiz(?quiz) {
             "{"
             box {
                 st:call-template(mt:qcu, ?quiz)
-                st:call-template(mt:json_in_ttl, ?quiz)
+                st:call-template(mt:qcm, ?quiz)
+                #st:call-template(mt:json_in_ttl, ?quiz)
+            }
+            "}"
+        }
+        ']'
+    }
     # Optional correct/incorrect comments for the quiz.
     # Unfortunately, STTL doesn't have a concise syntax for blocks
     # that depend on a variable being bound, we have to use
@@ -27,11 +33,6 @@ template mt:quiz(?quiz) {
         mt:sep(),
         mt:json_escape(?incorrect_comment)
     ), "")
-            }
-            "}"
-        }
-        ']'
-    }
     '}'
     st:nl()
 }
@@ -49,5 +50,4 @@ where {
 # which creates multiple matches for the WHERE clause and thus duplicate files.
 # We'll have to deal with them at some point, but for now just filter the first
 # one arbitrarily to avoid messing with the output.
-limit 1
-
+LIMIT 1