Problem: We see people on a boat and then see quick shots of people on a boat in diving gear. we

Answer: see people under water diving.

Problem: A group of people play ping pong with automated machines and robots. one man

Answer: plays ping pong with an orange machine with a red paddle attached to the end of a robotic arm.

Problem: There's a man in the swimming pool playing water polo. He is in the pool playing water polo with a yellow ball and two other people. he
Answer: throws the ball across and the people sitting by the pool and watching him play cheer loudly.