Siliguri, June 10 -- Amid speculation of Trinamool Congress inching towards Congress, BJP MP Raju Bista took potshots at the Mamata Banerjee-led party, saying any merger would be "massive failure on her part".

He accused Trinamool Congress of surrendering to Congress ideology.

While Mamata Banerjee met Congress leader Sonia Gandhi on Tuesday, TMC leader Abhishek Banerjee met Rahul Gandhi on Wednesday.

"Mamata Banerjee, who left the Congress to form the TMC, to now have to merge back with the Congress, represents a massive failure on her part. I do not view this as a 'homecoming'; rather, I see it as a surrender by Mamata Banerjee. The party that was born with the slogan 'Ma, Mati, Manush' (Mother, Land, and People) is now surrendering ...