Opting to bat first, New Zealand posted 126/7 in the Group Two contest at Nagpur's VCA Stadium, seemingly a below-par total against the host nation who are famed for their proficiency against spin bowling.New Zealand's three-pronged spin attack, however, ensured it was more than enough as Mitchell Santner (4/11), Nathan McCullum (2/15) and the Indian-born Ish Sodhi (3/18) wrecked the hosts, who folded for 79 in 18.1 overs.Williamson said it was not an easy decision to drop the pace duo of Tim Southee and Trent Boult to accommodate the spinners."Obviously that was tough, they are world-class bowlers," the Kiwi captain said."But at the same time we are looking to do the best we can in these conditions. Certainly the spinners paid off today." The first three balls contained the kind of drama and excitement fans would expect from the sixth edition of the tournament in cricket's emotional home in India.After Williamson won the toss and decided to set a target, Martin Guptill hit the first delivery from Ravichandran Ashwin over the bowler's head for a six.As wickets kept tumbling at the other end, Corey Anderson (34) tried to steady the innings and it was Luke Ronchi's (21 not out) 11-ball cameo that took them past the 125-mark.New Zealand beat India at their own game, with their spinners claiming nine of the 10 wickets. Dhoni insisted defeat was down to his team's careless batting."It was our batting that let us down," he said after India's fifth futile attempt to beat New Zealand in Twenty20 internationals...