instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a box filled with fresh fruit and vegetables'. How many words contain the letter 'w' in the sentence.
answer:
1


question:
Sentence: 'adults with helmets sitting on tricycles made for children'. How many words contain the letter 'r' in the sentence.
answer:
3


question:
Sentence: 'a young boy at the sink brushing his teeth'. How many words contain the letter 't' in the sentence.
answer:

3