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.

Sentence: 'an older airplane flies over the country side'. How many words start with the letter 'o' in the sentence.
2

Sentence: 'there is a lap top on a desk at a office'. How many words start with the letter 'o' in the sentence.
2

Sentence: 'young men are gathered together while enjoying drinks'. How many words start with the letter 'y' in the sentence.

1

