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

Sentence: 'a baseball player holding a bat in front of catcher and umpire'. Replace the letter 'i' with 'k' in the sentence.
a baseball player holdkng a bat kn front of catcher and umpkre

Sentence: 'a close up of a bathroom sink with soap and tooth brushes in a cup'. Replace the letter 't' with 'y' in the sentence.
a close up of a bayhroom sink wiyh soap and yooyh brushes in a cup

Sentence: 'there are horses standing outside a old building'. Replace the letter 't' with 'c' in the sentence.
chere are horses scanding oucside a old building