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

Sentence: 'a large elephant that has people all around it'. Replace the letter 'h' with 'm' in the sentence.
a large elepmant tmat mas people all around it

Sentence: 'a woman is on skis riding down the snow covered sloped'. Replace the letter 'd' with 'q' in the sentence.
a woman is on skis riqing qown the snow covereq slopeq

Sentence: 'a group of three people in the water petting a hippopotamus'. Replace the letter 'o' with 'z' in the sentence.
a grzup zf three pezple in the water petting a hippzpztamus