Sentence 1: Tony was playing outside with his friends. 
 Sentence 3: Tony poked it with a stick 
 Sentence 4:  As the bees swarmed out, many stung Tony 
 Sentence 5:  Tony discovered he is allergic to bees 
 Option 1: They discovered a large bee's nest. 
 Option 2: They discovered a birds nest in a tree.