Sentence 1: Sam went to the beach. 
 Sentence 3: The jeep got stuck in the sand 
 Sentence 4:  Sam had to call his friends to help him out 
 Sentence 5:  Sam and his friends managed to get the jeep out of the sand 
 Option 1: He parked his jeep on the sand. 
 Option 2: He parked his bicycle in the sand.