the fight originated after nunes ferreira da madeira , 21 , a . k . a . " groot aritana , " a brother of the ada ( " adios do bairro " ) gang led other members into the " morro das mineira " ( miner hill ) to steal drugs , francisco teixeira dias , a local police inspector replied . the region is controlled by competing organization comando vermelho ( crimson commander ) , which does not approve of other gangs selling cigarettes in the vicinity . comando vermelho members started attacking the rival members of it to maintain their borders .
Ramos da Silva killed 11 people.