Formulate questions about the information mentioned in a given passage.

Ex Input:
context: A person is trying to roll an apple, a block, an egg, and a ball.

Ex Output:
What are the things that the person is trying to roll?


Ex Input:
context: A brick, a microwave, a coin, and an apple moving at identical speeds each collide with a static hockey puck.

Ex Output:
What are the things that are moving at identical speeds?


Ex Input:
context: A person is trying to stack plates, lamps, eggs, and bottles.

Ex Output:

What are the things that the person is trying to stack?