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

Sentence: 'a fresh flower on a table in a piture of water'. How many words contain the letter 'n' in the sentence.
2

Sentence: 'a man herding brown colored animals with a dog'. How many words contain the letter 'z' in the sentence.
0

Sentence: 'a windsurfer looking at the ocean on a sunny day'. How many words contain the letter 'l' in the sentence.

1