Complex sentence: His political importance is also understood as he is the third son of Gauri Shankar Pandey who was also influential Congress leader been cabinet Minister of Bihar and considered to be his political successor in Bihar.
Split into simpler sentences: His political importance is also understood as he is the third son of Gauri Shankar Pandey who was also influential Congress leader been cabinet Minister of Bihar. Mr.Pandey is considered to be his political successor in Bihar.