Mark Plays Frisbee
Mark decides he has studied enough for a little while. He leaves the library and notices some other students playing frisbee. He joins them and plays for a few hours. Mark is happy with his study break. He decides to return to the library.
He leaves the library and notices some other students playing frisbee. He decides to return to the library. Mark is happy with his study break. He joins them and plays for a few hours. Mark decides he has studied enough for a little while.