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: 'group of zebras and gazelles grazing on the grass'. How many words start with the letter 'g' in the sentence.
4

Sentence: 'the bearded man is posing in a suit'. How many words start with the letter 'a' in the sentence.
1

Sentence: 'this one bedroom apartment is for rent for 1650 per month'. How many words start with the letter 'r' in the sentence.

1