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

Sentence: 'a cat is watching a computer with a video of a cat'. Replace the letter 't' with 'a' in the sentence.
a caa is waaching a compuaer wiah a video of a caa

Sentence: 'a black cat is sniffing a glass bottle'. Replace the letter 'c' with 'f' in the sentence.
a blafk fat is sniffing a glass bottle

Sentence: 'a horse and rider clear a jump during a competition'. Replace the letter 'a' with 'l' in the sentence.

l horse lnd rider clelr l jump during l competition