adversative
OPPOS

[±…]
1) a relation of MultiNet (C-role) standing between a or and another or that opposes it, ¶4-3-7, figure 2; the a. may hold between two objects as “a platform against war”
2) a grammatical feature describing a which is interpreted as conjunctive and probably exclusive, ¶4-5-5; a. is found on the English connectives but, yet, still, §9-1, ¶9-1-4