Sentence 1: Jonathan does not get along with his co-worker, Ryan. 
 Sentence 3: As a joke, Ryan took Jonathan's keys and hid them 
 Sentence 4:  Jonathan confronted Ryan about the missing keys 
 Sentence 5:  Jonathan found the keys behind the microwave in the break room 
 Option 1: Yesterday, Jonathan set his keys on his desk when he got to work. 
 Option 2: Yesterday, Jonathan set his keys on Ryan's desk when he got to work.