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.

In social studies , a political ideology is a certain ethical set of values , principles , doctrines , myths , or symbols of a social movement , institution , or class which explains how society should work .
In social studies , a political ideology is a certain ethical set of ideals , principles , doctrines , myths , or symbols of a social movement , institution , class , or large group that explains how society should work , and offers some political and cultural blueprint for a certain social order .

The Convention also says that any toxic chemical is a chemical weapon unless it is used for legal reasons .
Under this Convention , any toxic chemical , regardless of its origin , is considered a chemical weapon unless it is used for purposes that are not prohibited ( an important legal definition known as the General Purpose Criterion ) .

During winter the lake water becomes well mixed , and the lake water is less clear because of tannins and calcium carbonate particles .

During winter , the lake becomes well mixed , and recent research indicates that during this phase of the colour cycle , the lake is somewhat murkier due to the redistribution of tannins and calcium carbonate particles throughout the lake .