The last W.T.O. ministerial conference collapsed two years ago in Cancun , Mexico , over complaints by West African nations about American cotton subsidies and objections by Botswana to streamlining customs regulations .
Mexico /location/location/contains Cancun
DT JJ NNP JJ NN VBD CD NNS RB IN NNP , NNP , IN NNS IN JJ JJ NNS IN JJ NN NNS CC NNS IN NNP TO VBG NNS NNS .
Mexico
LOCATION
Cancun
LOCATION
/location/location/contains