Task: Question Answering
Input (English): Passage: It was an early Saturday morning so I decided to mow the lawn . The grass was getting really tall because it was spring . I changed into outside clothes and put on my hat and sunscreen , because it was a hot day . It did not have any gas , so I filled up the gas tank . I started the mower . Then I started with the front lawn . I mowed the grass in rows , to make sure I did n't miss any grass . I went around the trees and by the road . After I was done with the front , I went to the back yard . Then , I was all finished , so I took my mower back to the garage and put it back where it goes . Question: When did they mow the lawn? Option1: in winter Option2: Spring
Output (English): Spring