Some (gang members) may be detained.Logical formLearned from8 sentences. (Gang attacks) can be in a world-city.Logical formLearned from8 sentences. A gang may seek ransom.Logical formLearned from8 sentences. (Gang warfare) may continue.Logical formLearned from8 sentences. A size may pertain-to a gang.Logical formLearned from8 sentences. Gangs can be prevalent.Logical formLearned from8 sentences. Links can be to (drug gangs).Logical formLearned from8 sentences. Gangs may go on a (kidnapping spree).Logical formLearned from8 sentences. Gangs may be blamed for a wave of kidnappings.Logical formLearned from8 sentences. Police may seek (gang members).Logical formLearned from8 sentences. (Turf wars) can be among gangs.Logical formLearned from8 sentences. Some (gang members) may be sentenced.Logical formLearned from8 sentences. (Arson gangs) may target cars.Logical formLearned from8 sentences. Police may break_up some gangs.Logical formLearned from8 sentences. A gang can be constituted-of-or-filled-with (police officers).Logical formLearned from8 sentences.