In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.

Q: Sentence: 'a person is flying a kite in a field with other people in the distance'. How many words start with the letter 'w' in the sentence.

A: 1
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Q: Sentence: 'an electric train stands on the train tracks'. How many words start with the letter 't' in the sentence.

A: 4
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Q: Sentence: 'a large building with sign saying waterloo station and a large clock above'. How many words start with the letter 'a' in the sentence.

A:
4
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