BUR #30896 has been approved by @nonamethanks.
create implication attack_helicopter -> helicopter
create implication attack_helicopter -> military_vehicle
create implication ah-1_cobra -> attack_helicopter
create implication ah-1z_viper -> attack_helicopter
create implication ah-64_apache -> attack_helicopter
create implication mi-24 -> attack_helicopter
create implication mi-28 -> attack_helicopter
rename z-19_(helicopter) -> harbin_z-19
remove implication ah-1_cobra -> helicopter
remove implication ah-64_apache -> helicopter
remove implication mi-24 -> helicopter
remove implication mi-28 -> helicopter
It is a military helicopter intended for offensive purposes.