rtokens: Soldiers staged mutinies in April and May , with French troops stepping in with tanks and helicopters to quell the more serious second uprising .
pos: JJ NN NNS VBP NN IN NN NNS IN PRP$ NN .
tokens: Church-led meadiation attempts hit deadlock over rebel demands for his departure .
ltokens: Patasse , who won Central Africa 's first multi-party elections , refuses to resign .