In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.

[EX Q]: the alu is a fundamental building block of the central processing unit -lrb- cpu -rrb- of a computer , and even the simplest microprocessors contain one for purposes such as maintaining timers.
[EX A]: the arithmatic logic unit is a basic building block of the central processing unit of a computer , and even the most simple microprocessors have one for uses such as maintaining timers.

[EX Q]: the most common side effects of taking methylphenidate are nervousness and insomnia.
[EX A]: being unable to sleep and nervousness are normal things may happen when you are taking methylphenidate.

[EX Q]: consequently , he purposely filmed scenes with actors on the extreme edge of both sides so that they could only be shown in widescreen.
[EX A]:
he purposely filmed scenes with actors on the extreme edge of both sides so that they could only be shown in widescreen.