Sentence 1: Janice was fed up with not being able to put on weight. 
 Sentence 3: Kelly was an overweight friend of Janice 
 Sentence 4:  Kelly told Janice it must be nice to be able to just eat everything 
 Sentence 5:  Janice snapped at Kelly and told her she was ignorant 
 Given Sentence 2: Despite eating until she felt sick, Janice could not put on weight.