India, Aug. 10 -- Trinamool Congress leader MP Kalyan Banerjee, escalating the spat with his party colleague and fellow MP Mahua Moitra, called her "below the standard" and said that she is not his "subject matter" at all.

He said that there was no point talking about Mahua Moitra and that it was a waste of time and energy. Banerjee also expressed regret over getting angry and saying "few things" to West Bengal chief minister Mamata Banerjee, reported India Today.

"That lady is not my subject matter at all and she is very below the standard. There is no point talking about her. I got angry for her and said a few things to Didi (Mamata Banerjee) too. Now I feel bad about it," the report quoted Banerjee as saying.

He added that Moitra do...