Complex sentence: He left the People's Party of Punjab in March 2014 and joined Aam Aadmi Party to contest as its candidate from Sangrur Lok Sabha constituency in the Indian General Election 2014.
Split into simpler sentences: He left the People's Party of Punjab in March 2014 and joined Aam Aadmi Party. Later he joined Aam Aadmi Party and contested as its candidate from Sangrur Lok Sabha constituency in the Indian General Election 2014.