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

[Q]: Sentence: 'a man on a horse in riding gear looking onward'. Replace the letter 'o' with 'h' in the sentence.
[A]: a man hn a hhrse in riding gear lhhking hnward


[Q]: Sentence: 'a man with scruffy hair wearing a tie and glasses'. Replace the letter 'r' with 'f' in the sentence.
[A]: a man with scfuffy haif weafing a tie and glasses


[Q]: Sentence: 'a silver and blue train traveling under electric tracks'. Replace the letter 'i' with 'f' in the sentence.
[A]:
a sflver and blue trafn travelfng under electrfc tracks