instruction:
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.
question:
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.
answer:
3


question:
Sentence: 'kids at a skateboard park riding skateboards and watching'. How many words start with the letter 'a' in the sentence.
answer:
3


question:
Sentence: 'a person skiing down a snowy mountain side'. How many words start with the letter 's' in the sentence.
answer:

3