Knowing the basis on which the case instances were selected, for example, is crucial in cumulation; otherwise it is not possible to know whether best case, worst case, typical, or the like instances are being aggregated.
To know the basis by which the case instances were chosen.
There were no ideas as to how to base the cases.
martial arts demonstration
The men are building a brick wall.
Labor has a choice to get it from the Congress.
People chopping down a tree.
A man and woman sit near a guitar.
Rita got dogged.