Complex sentence: Fox is a smart and knowledgeable member of the Warriors who is cautious and has a good knowledge of the other gangs in New York City, he is skilled in negotiation and is incredibly streetwise, which is why he is the gang's scout and negotiator.
Split into simpler sentences: Fox is a smart and knowledgeable member of the Warriors who is cautious and has a good knowledge of the other gangs in New York City. He is skilled in negotiation and is incredibly streetwise, which is why he is the gang's scout and negotiator.