In this task, you need to count the number of words in a sentence that contain the given letter

Sentence: 'a pair of zebras looking towards the camera in a barren field'. How many words contain the letter 'u' in the sentence.
0

Sentence: 'a white plate of food including rice and vegetables with beef'. How many words contain the letter 'o' in the sentence.
2

Sentence: 'a baseball player swinging a bat while others watch'. How many words contain the letter 'b' in the sentence.

2