Sentence 1: Sheila bought a new washing machine for her home. 
 Sentence 3: Sheila called a repairman to fix the machine 
 Sentence 4:  The repairman came the next day but was not able to fix the machine 
 Sentence 5:  Sheila was very upset and demanded a refund 
 Given Sentence 2: One day, her machine broke for no apparent reason.