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 rusty metal park bench in a park'. How many words start with the letter 'a' in the sentence.
[A]: 2


[Q]: Sentence: 'several people watch cars drive by with bikes on them'. How many words start with the letter 'b' in the sentence.
[A]: 2


[Q]: Sentence: 'two people sitting on a motorcycle watching a sunset at the beach'. How many words start with the letter 't' in the sentence.
[A]:
2