Dumbbell implication

BUR #31690 has been approved by @nonamethanks.

create implication holding_dumbbell -> holding
create implication holding_dumbbell -> dumbbell

A dumbbell must exist if someone is holding a dumbbell, and someone must be holding an object if they're holding a dumbbell.

This bulk update request is pending automatic rejection in 5 days.

This bulk update request has been rejected because it was not approved within 45 days.

The bulk update request #31690 (forum #308502) has been rejected by @DanbooruBot.

The bulk update request #31690 (forum #308502) has been approved by @nonamethanks.