Bengaluru:  After successfully stitching up a post-poll tie up with JD(S) to oust the B.S. Yeddyurappa (BSY) Government, the Congress now seems to be in a dilemma over the Deputy Chief Minister’s (Dy.CM) post. Soon after the Congress-JD(S) tie up, speculations were rife that KPCC President Dr. G. Parameshwara will become the Dy.CM. But now…