In this task, you need to replace a letter in the sentence with another given letter.

Sentence: 'a woman is snowboarding down a snowy hill'. Replace the letter 'l' with 'b' in the sentence.
a woman is snowboarding down a snowy hibb

Sentence: 'a person holding on to a black remote'. Replace the letter 'n' with 'h' in the sentence.
a persoh holdihg oh to a black remote

Sentence: 'a crowd is sitting and watching a tennis match'. Replace the letter 'i' with 'a' in the sentence.

a crowd as sattang and watchang a tennas match