The old man and the sea
A old fisherman faces the challenge to prove he has what it takes to compete with the youth fishermen. With a limited amount of time and a couple day wasted the old man fell behind the rest with the help on a younger friend, the old man sets out to catch the fish to put him to the top.
Protagonist vs. antagonist
The old man plays as the protagonist as he faces the sea who is related to a woman. She does what she can to to stop the old man from catching the fish put him in the lead. The author uses personification to connect the ocean to a woman bringing the reader deeper in the book.