Sentence 1: Ed was walking home from work when he noticed a young man looking sad. 
 Sentence 3: The man said he had gone downtown and lost his wallet 
 Sentence 4:  He didn't have money to get back home 
 Sentence 5:  Ed gave him bus fare so he could get back to his family 
 Given Sentence 2: He was living at his parents and they started charging him rent.