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 scooter with a bag on it parked next to a pasture with two cows in it'. How many words start with the letter 'i' in the sentence.

A: 3
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Q: Sentence: 'a man on a surfboard in the midst of an ocean wave'. How many words start with the letter 'o' in the sentence.

A: 3
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Q: Sentence: 'a group of giraffes in a large enclosure next to a stone barn'. How many words start with the letter 'g' in the sentence.

A:
2
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