diff -r c6f413b660cf -r d1148f0baef5 NEWS
--- a/NEWS	Sat Mar 07 21:32:31 2015 +0100
+++ b/NEWS	Sat Mar 07 22:38:11 2015 +0100
@@ -6,6 +6,11 @@
 
 *** General ***
 
+* Generated schematic variables in standard format of exported facts are
+incremented to avoid material in the proof context. Rare
+INCOMPATIBILITY, explicit instantiation sometimes needs to refer to
+different index.
+
 * Commands 'method_setup' and 'attribute_setup' now work within a local
 theory context.