create alias mechanical_fan (0) -> electric_fan (1976)
mass update rotary_fan -> oscillating_fan
create alias portable_fan (0) -> handheld_electric_fan (43)
create implication oscillating_fan (588) -> electric_fan (1976)
create implication handheld_electric_fan (43) -> electric_fan (1976)
create implication box_fan (32) -> electric_fan (1976)
create implication ceiling_fan (421) -> electric_fan (1976)
create implication bladeless_fan (7) -> electric_fan (1976)