ObtainFun; prepare vars / asms / pats only once;
ObtainFun;
prepare vars / asms / pats only once;

MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle