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.

[Q]: historically , the sensations of itch and pain have not been considered to be independent of each other until recently , where it was found that itch has several features in common with pain , but exhibits notable differences.
[A]: the sensations of itch and pain have never been considered to be independent of each other until recently where it was found that itch has many features in common with pain but exhibits differences.


[Q]: in the canonical watson-crick base pairing , adenine -lrb- a -rrb- forms a base pair with thymine -lrb- t -rrb- , as does guanine -lrb- g -rrb- with cytosine -lrb- c -rrb- in dna.
[A]: in the canonical watson-crick dna base pairing , adenine -lrb- a -rrb- forms a base pair with thymine -lrb- t -rrb- and guanine -lrb- g -rrb- forms a base pair with cytosine -lrb- c -rrb-.


[Q]: history birth of the furby dave hampton and caleb chung created the furby in merely nine months -lrb- in addition to an additional nine months spent designing the toy -rrb-.
[A]:
history- birth of the furby : dave hampton and caleb chung made the furby in only nine months -lrb- plus another nine months spent designing the toy -rrb-.