Dhaka, March 30 -- Mark Chapman struck a sublime century and Nathan Smith claimed four wickets Saturday as New Zealand eased to a 73-run win over Pakistan in the first one-day international in Napier.Chapman's career-best 132 formed the foundation of an imposing 344-9 at McLean Park before Pakistan's promising chase capitulated, to be all out for 271 in the 45th over.The tourists looked on track at 249-3, at that point needing 96 runs to win, with more than 11 overs remaining.However, seamer Smith (4-60) helped to spark a late collapse, with the last seven wickets falling for 22 runs.Pakistan captain Mohammad Rizwan lamented a lack of contribution from his lower order, with the bottom six batsmen scoring just three runs between them."We sta...