formats in index

1 files changed, 10 insertions, 5 deletions

diff --git a/index.html b/index.html
index 4bfb03883..5b8b803e3 100644
--- a/index.html
+++ b/index.html
@@ -162,16 +162,21 @@ various tasks with the grammars:
   </li><li> random and exhaustive generation
   </li><li> syntax editing
 </li></ul>
-GF particularly addresses two aspects of grammars:
+GF particularly addresses four aspects of grammars:
 <ul>
   <li> multilinguality (parallel grammars for different languages)
   </li><li> semantics (semantic conditions of well-formedness, semantic
        properties of expressions)
-</li></ul>
-GF Version 2.0 adds the aspect of
-<ul>
-<li> modularity and grammar engineering.
+  <li> modularity and grammar engineering
+  <li> reuse of grammars in different formats and as software components
 </ul>
+GF provides an easy way to experiment with grammars written in
+different formats, including the ubiquitous BNF and EBNF formats.
+The <a href="gf-compiler.png">GF compilation chart</a> gives a 
+summary of the supported input and output formats (the nodes in ellipses).
+
+<p>
+
 GF is open-source software licensed under 
 <a href="LICENSE">GNU General Public License (GPL)</a>.