Spinner Varun Chakravarthy picked up his maiden five wicket haul to derail Delhi Capitals’ massive chase of 195 and help Kolkata Knight Riders to a 59-run win. Pat Cummins finished with 317 as DC, chasing 195 to win, were kept to 1359.Earlier, after being reduced to 423, Sunil Narine and Nitish Rana came together for a 119-run partnership to help Kolkata Knight Riders stage a stunning comeback.