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 traffic light with a red light and an arrow pointing to the right'. How many words start with the letter 't' in the sentence.
answer:
3


question:
Sentence: 'a traffic light indicating green for the bicycle lane'. How many words start with the letter 'g' in the sentence.
answer:
1


question:
Sentence: 'a lone swan swims in a river near a bridge'. How many words start with the letter 'n' in the sentence.
answer:

1