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 passenger train that is passing under some blue bars'. How many words start with the letter 'u' in the sentence.
answer:
1


question:
Sentence: 'man playing tennis on dirt court outside in the sun'. How many words start with the letter 'd' in the sentence.
answer:
1


question:
Sentence: 'the man is wearing a suit and tie'. How many words start with the letter 't' in the sentence.
answer:

2