requirements : Knowledge of the following ; performance of files , breakages , identifying liquidation curves and payment trends .
O O O O O O O B-SKILL I-SKILL I-SKILL O B-SKILL O B-SKILL I-SKILL I-SKILL I-SKILL I-SKILL I-SKILL O
NNS : NNP IN DT JJ : NN IN NNS , NNS , VBG NN NNS CC NN NNS .