Ball of Yarn
guard · supine guard · half guard

TOP PLAYER
POSITION
On your knees with your partner's bottom leg between yours and your chest pressing against the knee of their top leg. Their hands should be connected to your body in any configuration they want.
OBJECTIVE
Achieve chest to chest contact.
CONSTRAINTS
You can alleviate pressure to manipulate the frame, but cannot flee the engagement.
WIN CONDITION
The knee shield is no longer between you and your partner.
BOTTOM PLAYER
POSITION
On one side with your bottom leg inside your partner's knees, your top knee should be touching their upperbody, and your hands/arms should be touching their body in any configuration you'd like.
OBJECTIVE
Prevent your partner from achieving chest to chest contact using your legs and hands. Allow them to touch the ground as little as possible.
CONSTRAINTS
None
WIN CONDITION
Lift your partner completely off the ground.