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

Sentence: 'a metal bowl filled with lots of red apples'. Replace the letter 'b' with 'x' in the sentence.
a metal xowl filled with lots of red apples

Sentence: 'a red train sitting at an empty station'. Replace the letter 'i' with 'h' in the sentence.
a red trahn shtthng at an empty stathon

Sentence: 'a dog on the beach with his tongue hanging out'. Replace the letter 'n' with 'g' in the sentence.

a dog og the beach with his toggue haggigg out