create alias holding_ears (0) -> holding_both_ears (216)
create alias double_ear_hold (0) -> holding_both_ears (216)
create alias grabbing_ears (0) -> grabbing_both_ears (659)
create alias double_ear_grab (0) -> grabbing_both_ears (659)
create implication hand_on_own_ear (35) -> hand_on_ear (450)
create implication hands_on_own_ears (33) -> hands_on_ears (288)
create implication hand_on_own_ears (3) -> hand_on_ears (265)
create implication hands_on_own_ear (8) -> hands_on_ear (17)