In this task, you will be given a short story. One sentence from the story is chosen. Consider the events that happen after that sentence. Is any of them directly caused by it, or is made possible by it? You should write your answer in the form " A >causes/enables> B". Try to use phrases and sentences from the story to compose your answer when possible. Do not change the main selected sentence in your answer.

[Q]: story: Carla and Sam spent the morning building a sand castle. They wanted it to be the best one on the beach. They took a break for lunch. When they came back it was gone. The tide had rolled in, smashing it.
selected sentence: When they came back it was gone.
[A]: The sandcastle disappears while Carla and Sam are gone >Causes/Enables> Carla and Sam build another sandcastle

[Q]: story: Lucy was helping her grandma on the garden. At first she hated it. The longer she helped the less bored she was. She picked out a large zucchini as her own. As they ate the zucchini for dinner, she realized she liked gardening.
selected sentence: She picked out a large zucchini as her own.
[A]: Lucy picks out a zucchini >Causes/Enables> Lucy eats a zucchini

[Q]: story: Gina needed to tie a dog to the fence in her yard. She tied him up with a jump rope. But he kept jumping all around the yard. The rope was slowly coming a loose. The dog easily pulled himself free from the rope.
selected sentence: Gina needed to tie a dog to the fence in her yard.
[A]:
Gina needs to tie a dog to the fence >Causes/Enables> Gina uses a jump rope