Complex sentence: The bees swarm around Tom's head (leaving him with a beard and top hat reminiscent of Abraham Lincoln) and he slowly realizes the situation, dives out of the tree, and hides in a bush.
Split into simpler sentences: The bees swarm around Tom's head, leaving him with a beard and top hat reminiscent of Abraham Lincoln. Tom slowly realizes the situation, dives out of the tree, and hides in a bush.