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

Ex Input:
Sentence: 'a gate with a stop sign blocking the road'. Replace the letter 'h' with 'y' in the sentence.

Ex Output:
a gate wity a stop sign blocking tye road


Ex Input:
Sentence: 'a person under an open umbrella in the sand'. Replace the letter 'd' with 'h' in the sentence.

Ex Output:
a person unher an open umbrella in the sanh


Ex Input:
Sentence: 'a women who is swinging at a tennis ball'. Replace the letter 'w' with 'm' in the sentence.

Ex Output:

a momen mho is sminging at a tennis ball