diff --git a/src/runtime/javascript/test-web.js b/src/runtime/javascript/test-web.js
index e32f64069..6f881f7ef 100644
--- a/src/runtime/javascript/test-web.js
+++ b/src/runtime/javascript/test-web.js
@@ -9,9 +9,13 @@ mkAPI().then((pgf) => {
     console.log('arity', expr.arity());
 
     pgf.readPGF("Foods.pgf").then((gr) => {
-        // Print its name
+        // Print the grammar name
         console.log(gr.abstractName);
+        
+        // Access a language and print the concrete name
         console.log(gr.languages["FoodsEng"].name);
+        
+        // Linearize an expression
         console.log(gr.languages["FoodsEng"].linearize(expr));
     });
 });