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: 'a person riding their mountain bike off road'. How many words start with the letter 'r' in the sentence.
2

Sentence: 'a young man holding a tennis racquet and its case'. How many words start with the letter 'h' in the sentence.
1

Sentence: 'man driving a fire truck with two women as passengers'. How many words start with the letter 'w' in the sentence.

2

