The instructor demonstrates initial defensive positions against a triangle choke.

• By placing one arm under the opponent's leg and controlling their pants, the defender prepares to prevent the triangle.
• Proper elbow positioning towards the thigh helps trap the opponent's leg and forces them to move their hips incorrectly.
• Preventing the opponent from underhooking the defender's leg is crucial to stop them from getting the angle for a triangle or armbar.

Instructions on how to prevent the opponent from locking the triangle choke.

• Bringing the elbow in and framing against the opponent disrupts their ability to lock the choke.
• Controlling the opponent's pants and pushing their hips away are key to maintaining a safe distance.
• Standing up correctly by raising the leg opposite to the underhook threat first is essential to prevent the triangle lock.

The instructor explains how to escape when the opponent has not fully locked the triangle.

• Using the chin and shoulder for protection, the defender stands up while controlling the opponent's leg.
• Proper leg movement is demonstrated to prevent the opponent from adjusting their lock.
• The instructor shows how to shake the body to break free from the opponent's control.

Detailed steps are provided for escaping a triangle choke that the opponent has fully locked.

• The defender controls the opponent's biceps and uses their elbow to create breathing space.
• By stepping over the opponent's body and bridging, the defender creates leverage to escape the lock.
• Additional escape options include attacking the opponent's foot or transitioning to a guard pass.

The instructor introduces an alternate technique for escaping a locked triangle choke.

• When unable to sit up, the defender turns to the side and pulls the opponent's knee towards the floor.
• This movement can cause the opponent to transition to an armbar, which requires a different defensive response.
• The defender demonstrates how to protect the arm and use both hands to bridge against the opponent's knee.