Original sentence: If no candidate gained a majority of first rank votes, then the second rank votes were added in, and if no majority thus appeared, the third rank votes similarly.In the Duluth implementation, voters could rank candidates into three ranks; only one candidate could be marked in the first and second ranks, but as many candidates as the voter wished in the third rank.Like Instant runoff voting, it used a preferential ballot
Edited sentence: Instant runoff doesn't have this weakness because it only counts a lower choice if all higher ranked ones have been eliminated by the runoff process.It differed by having all second choices added to the first preferences if no winner was found in the first round -- meaning a voter's ballot would count as one vote for two different candidates at the same time.Like Instant runoff voting, it also used a rank preference ballot.This quality helped voters who were willing to compromise but encouraged bullet voting for voters who didn't want to risk their compromise choice defeating their top choice