The non-manual markers used to mark the antecedent clause in concessive conditional clauses are the same as the ones of factual conditional clauses. These are raised eyebrows on the predicate and head thrust at the end of the antecedent clause:
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[ฤฑx2 ฤฑx3 love not even] ฤฑx3 towards nฤฑce behave know ฤฑx2
โEven if you don't like him you can still be polite, you know.โ