holding unworn helmet

BUR #43783 is pending approval.

create implication holding_unworn_helmet -> unworn_helmet
create alias holding_helmet -> holding_unworn_helmet

holding helmet is basically holding unworn helmet

post #8899103

I think this is the exception when the helmet is worn. But yeah, most posts under holding helmet are not tagged with unworn helmet.

EDIT: Huh, I think I gave a wrong example because it does not look like holding.