instruction:
In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
question:
The main story is that Hyas was killed in a hunting accident , so the Hyades wept because of their grief .
answer:
The main myth concerning them is envisioned to account for their collective name and to provide an etiology for their weepy raininess : Hyas was killed in a hunting accident and the Hyades wept from their grief .


question:
Portland stone is hard enough to resist weathering but soft enough to be worked ( cut and carved ) by stonemasons .
answer:
The degree of cementation in Portland stone is such that the stone is sufficiently well cemented to allow it to resist weathering , but not so well cemented that it ca n't be readily worked ( cut and carved ) by masons .


question:
A wind instrument is a type of musical instrument where the player blows into ( or over ) a mouthpiece to produce sound .
answer:

A wind instrument is a musical instrument that contains some type of resonator ( usually a tube ) , in which a column of air is set into vibration by the player blowing into ( or over ) a mouthpiece set at or near the end of the resonator .