Sudeep scored 58 off 109 balls with nine boundaries and added 52 for the opening stand with Abhishek Das (24) even though Abhimanyu Easwaran (0) and Manoj Tiwary (8) were dismissed cheaply.
After twin centuries by opener Aditya Srivastava, who struck a career-best 151, it was veteran skipper Devendra Bundela, in his 20th first-class season, scored a quickfire unbeaten 81 off 71 balls with six fours and three sixes, to prop up the score.
Brief Scores: MP 1st Innings 514/6 decl (Aditya Srivastava 151, Jalaj Saxena 109, Devendra Bundela 81, Mohnish Mishra 56)
Bengal 1st Innings: 108/3 (Sudeep Chatterjee 58 batting Wriddhiman Saha 11 batting).