Sentence 1: Joni had bought a raffle ticket from the PTO fundraiser. 
 Sentence 3: A woman called Joni on her cell phone 
 Sentence 4:  The woman told Joni she won a cash prize 
 Sentence 5:  Joni was very surprised 
 Option 1: She lost her ticket. 
 Option 2: She had forgotten she had bought the ticket.