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]: the first fifteen asteroids to be discovered were given symbols by astronomers as a type of short-hand notation.
[A]: the first fifteen asteroids to be found were given symbols by astronomers as a type of short-hand labeling.


[Q]: he returns in the 2007 series of doctor who , reuniting with the tenth incarnation of the doctor , and returned again for the 2008 series.
[A]: he comes back in the 2007 series of doctor who , joining again with the tenth embodiment of the doctor , and returns again for the 2008 series.


[Q]: with little warning , a second earthquake of magnitude 5.1 may 18 triggered a massive collapse of the north face of the mountain.
[A]:
with little warning , a second earthquake that was a magnitude of 5.1 in strength occurred on may 18th , which caused a collapse of the north side of the mountain.