Ranadeb Bose: There was a lack of preparation

India captain Virat Kohli embellished the pink-ball Test with a sparkling century before his quick bowlers reduced Bangladesh to 152-6 in their second innings as the hosts closed on a 2-0 series sweep on day two of the second and final Test on Saturday.After India declared their first innings on 347-9 in their maiden Day/Night Test, Bangladesh risked losing the match inside two days after slumping spectacularly to 14-4 in the seventh over.