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

Sentence: 'red helicopter with landing wheels flying in the sky'. Replace the letter 'h' with 'y' in the sentence.
red yelicopter wity landing wyeels flying in tye sky

Sentence: 'the people are in the library working and studying'. Replace the letter 'r' with 'g' in the sentence.
the people age in the libgagy wogking and studying

Sentence: 'a bathroom with a tub connected to a pool with some sinks inside'. Replace the letter 'e' with 'b' in the sentence.

a bathroom with a tub connbctbd to a pool with somb sinks insidb