India is predominantly a left of centre Democracy. This whole saga is going to unfold in such a way that the rightist forces will have to beat the retreat.
you can already see this on the wall since BJP MP"s are planning on abstaining.
Centre and left of centre forces will dominate India which means that Congress will be one Pole and the other pole will be the parties under UNPA and Left Parties. BJP will share the same space as the Congress and Rightism will retreat into the background