Tue, 08 Dec 2009 20:55:55 +0100 Christian Urban started to reformulate preserve lemmas
Tue, 08 Dec 2009 20:34:00 +0100 Christian Urban properly set up the prs_rules
(0) -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 tip