Teacher: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.
Teacher: Now, understand the problem? Solve this instance: on december 19 , 2006 , a large white plume of condensing steam was observed , leading some media people to assume there had been a small eruption.
Student:
on december 19 , 2006 , a large white & dense plume of steam led some media people to take it as a small eruption.