Not long ago, as Mamata Banerjee's Trinamool Congress expanded aggressively to states outside West Bengal, say, Goa, they had turned their guns on the Congress - repeatedly describing them as the weak link in the anti-BJP opposition. But now, in the wonder that is Indian politics, the Trinamool wants an alliance with the Congress in Goa, sparking a war of words with the grand old party. On Left, Right and Centre, we look at the Goa's political merry-go-around and what it means for the upcoming polls.