Detailed Instructions: 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.
Problem:the fert group first saw the large effect in multilayers that led to its naming , and first correctly explained the underlying physics.
Solution:
the fet group first saw the large effect in multilayers which gave it its name , and was the first to correctly explain the underlying physics.