Assertion: preferential voting | /r/HasProperty | useful
Facets:
value: especially
type: DEGREE
value: in an election by mail
type: OTHER
Source sentences:
text: While it is more complicated than other methods of voting in common use, and is not a substitute for the normal procedure of repeated balloting until a majority is obtained, preferential voting is especially useful and fair in an election by mail if it is impractical to take more than one ballot.