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

Q: Sentence: 'an umbrella sitting on top of a hill next to a body of water'. Replace the letter 't' with 'b' in the sentence.

A: an umbrella sibbing on bop of a hill nexb bo a body of waber
****
Q: Sentence: 'a baseball player is throwing a ball across the dirt field'. Replace the letter 'a' with 't' in the sentence.

A: t btsebtll pltyer is throwing t btll tcross the dirt field
****
Q: Sentence: 'the circular mirror is near the street sign outside of a building'. Replace the letter 'e' with 'w' in the sentence.

A:
thw circular mirror is nwar thw strwwt sign outsidw of a building
****