LAHORE: Maryam Nawaz, daughter of former prime minister Nawaz Sharif, on Thursday referred to Pakistan Tehreek-e-Insaf (PTI) Chairman Imran Khan as 'irrelevant' in a tweet. 

Terming the struggle of her father as bigger than any of his opponents, she further said that the 'heartburn' of Imran Khan is understandable. 

"You have lost it completely," Maryam also said in the tweet. 

Imran had earlier, in his ?advice? to Nawaz, had said that Nawaz can blame the umpires, the pitch, the weather, some of the players, but in the end he can't avoid the sinking feeling that the game is over and he has have lost.

In a series of messages on Twitter, the PTI chief had hit out at the former prime minister and Pakistan Muslim League-Nawaz chief.

He also termed Nawaz?s ongoing ?homecoming? rally on the GT road as ?Corruption Bachao [save] rally?.