Sentence 1: Tony's freezer had broken. 
 Sentence 3: Tony had to throw away all the food that had gone bad 
 Sentence 4:  Tony called a repairman 
 Sentence 5:  The repairman fixed the freezer 
 Option 1: All the items in the kitchen are gone. 
 Option 2: All the items in the freezer had defrosted.