Task: Question Answering
Input (English): Passage: In the afternoons , sometimes I like to have a cup of tea and relax out on my back deck while reading a book and enjoying some piece and quiet . First , I went into the kitchen and took out my tea kettle . I filled it with water and put it on the stove .  While the water inside the kettle was getting hot , I looked through my cupboard and pulled out my box of tea bags . I looked through my choices and decided on a peppermint tea . I then got out a tea cup and put the bag in the cup .  I carefully took the tea kettle off of the stove , being cautious not to burn myself . I slowly poured the water into the tea cup and let the bag soak in the hot water . Afterwards , I took my tea cup out to the deck and sat down with my favorite book . Question: When did the tea kettle start to whistle? Option1: when water was boiling Option2: When it was set on the stove.
Output (English): when water was boiling