Definition: 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.
Input: reflection nebulae are usually blue because the scattering is more efficient for blue light than red -lrb- this is the same scattering process that gives us blue skies and red sunsets -rrb-.
Output:
because the scattering process that gives us blue skies and red sunsets works better for blue light , reflection nebulae are more often blue.