Complex sentence: In 2016, he was one of the six MLAs from Indian National Congress who joined All India Trinamool Congress, due to unhappiness towards the party because of allying Communist Party of India (Marxist) in West Bengal Legislative Assembly election, 2016.
Split into simpler sentences: In 2016, he was one of the six MLA from Indian National Congress who joined All India Trinamool Congress. Due to unhappiness towards party because of allying Communist Party of India (Marxist) in West Bengal Legislative Assembly election, 2016.