instruction:
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.
question:
it was discovered by stephen p. synnott in images from the voyager 1 space probe taken on march 5 , 1979 while orbiting around jupiter.
answer:
stephen p. synnot discovered it in images taken by the voyager 1 space probe on march 5 , 1979 , as it orbited around jupiter.

question:
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.
answer:
on december 19 , 2006 , a large white & dense plume of steam led some media people to take it as a small eruption.

question:
the term is applied both to routine weather variations and to extraordinary spells of heat which may occur only once a century.
answer:
this can mean normal weather changes or abnormal heat which may only happen once in a century.