Different contextual cues predict reinforcement for different types of relational responding (relational frames).
Relations of sameness, similarity, or identity
Relations of difference or distinction
Relations of opposition
Relations of comparison (usually along a specific dimension)
Relations dealing with the arrangement of objects in space
Relations of comparison along the dimension of hierarchical class membership
Relations of comparison along the dimension of time
Relations specifying causality (cause-effect) or conditionality (if-then)
Relations specified in terms of the perspective of the speaker