cubepruning_pop_limit=200 feature_function=LanguageModel /export/ws10smt/data/urdu-english/lm/u2e.en.lm.gz -o 3 feature_function=WordPenalty feature_function=ArityPenalty add_pass_through_rules=true formalism=scfg grammar=test.grammar.gz weights=weights-hdt prelm_weights=weights-hdt0