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

[EX Q]: Sentence: 'people are standing outside in the parking lot'. Replace the letter 'i' with 'z' in the sentence.
[EX A]: people are standzng outszde zn the parkzng lot

[EX Q]: Sentence: 'a table full of various types of cellphones, pdas and pagers'. Replace the letter 's' with 'f' in the sentence.
[EX A]: a table full of variouf typef of cellphonef, pdaf and pagerf

[EX Q]: Sentence: 'a tip of a boat with a cow pasture in the background'. Replace the letter 'a' with 'm' in the sentence.
[EX A]:
m tip of m bomt with m cow pmsture in the bmckground