Bug fixed in two grammars (unexpected atoms)
Bug fixed in two grammars (unexpected atoms)

mcc-petrinets/formulas,mcc-petrinets/formulas,mcc-petrinets/formulas,mcc-petrinets/formulas,mcc-petrinets/formulas,mcc-petrinets/formulas,mcc-petrinets/formulas,mcc-petrinets/formulas