The bulk update request #2615 is active.

create implication anus_on_glass (127) -> on_glass (6891)
create implication balls_on_glass (424) -> on_glass (6891)
create implication belly_on_glass (167) -> on_glass (6891)
create implication hand_on_glass (238) -> on_glass (6891)
create implication penis_on_glass (217) -> on_glass (6891)
create implication pussy_on_glass (235) -> on_glass (6891)
create implication tongue_on_glass (98) -> on_glass (6891)
create implication breasts_on_glass (2220) -> breasts (1735924)
create implication ass_on_glass (1710) -> butt (1012938)
create implication anus_on_glass (127) -> anus (544664)
create implication balls_on_glass (424) -> balls (1056970)
create implication belly_on_glass (167) -> belly (259027)
create implication penis_on_glass (217) -> penis (1547845)
create implication pussy_on_glass (235) -> pussy (894642)
create implication tongue_on_glass (98) -> tongue (847938)

Reason:

1-8 - all tags involve a body part being on glass
9-15 - all tags inherently involve that specific body part being visible

EDIT: The bulk update request #2615 (forum #337294) has been approved by @bitWolfy.

BUR Edited:

I added the breast related implications to this BUR, please vote/comment on topic #23427 which proposes aliasing breasts against glass to breasts on glass.

The bulk update request #2615 (forum #337294) has been approved by @bitWolfy.