instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a sidewalk with a toilet laying on side with people in background'. How many words contain the letter 'o' in the sentence.
answer:
4


question:
Sentence: 'a zebra is standing in the shallow water'. How many words contain the letter 't' in the sentence.
answer:
3


question:
Sentence: 'several signs stand at a railroad crossing urging drivers to stop and look for trains'. How many words contain the letter 'h' in the sentence.
answer:

0