create implication gradient_sky (188) -> sky (122540)
create implication multicolored_sky (105) -> sky (122540)
create implication two_tone_sky (22) -> multicolored_sky (105)
create implication clear_sky (309) -> sky (122540)
create implication cloudy_sky (716) -> cloud (75975)
create implication cloudy_sky (716) -> sky (122540)
create implication overcast (601) -> cloud (75975)