Original sentence: Current government is made of two parties, PO and peasants' party PSL.However, the severity of the campaign attacks had soured the relationship between the two largest parties and made the creation of a stable coalition impossible.PO also wanted to control the law enforcement and the situation ended up in the stalemate
Edited sentence: However, the severity of the campaign attacks and the willingness of PiS to court the populist vote had soured the relationship between the two largest parties and made the creation of a stable coalition impossible