UPDATE PARTIES MAINTAIN THEIR STANCES WITH PRESIDENT Kathmandu, 5Aug.: Twenty-seven parties presented differing stances with President Dr.. Ram Baran Yadav who called a collective meeting for a resolution of a constitutional and political deadlock Sunday. Before the meeting, main opposition NC called for presidential intervention toend the deadlock. Narayanman Bijukakchaya of a Bhantapur communist party called for presidential rule. nnnn