Answer:
Hamlet is one of the four pure tragedies of William Shakespeare. Here we see that Hamlet meets the Ghost of his late father. It tells him that his uncle Claudius has murdered his father. Hamlet is very much shocked to have been informed it. He is determined to take revenge upon Claudius. But before materializing it, he wants to sure of the fact. So he wants to stage a play containing a scene in which a villain will murder his brother and marry the widow of his dead brother.