DfaCondition (@NotNull DfaValue left, @NotNull RelationType relationType, @NotNull DfaValue right) { Exact value = Exact.tryEvaluate(left, relationType, right); if (value != null) return value; DfaRelation relation = DfaRelation.createRelation(left, relationType, right); if (relation != null) return relation; return Exact.UNKNOWN; }