A sentence needs 2 upvotes out of 3 votes to be approved:
- 2 votes in total, 2 out of them upvotes -> approved as a 3rd vote won’t change anything
- 2 votes in total, 2 out of them downvotes -> rejected as a 3rd vote won’t change anything
- 2 votes in total, 1 upvote and 1 downvote -> next vote decides