Glossary /// Canonical term

Opposite-Side Triangle

Family Triangle system

Opposite triangle (hantai sankaku) — the figure-four locked on the reversed side; a trapping position and armlock platform. Submission grappling…

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Ability level: Advanced

Also known as

Other names for this technique. Linked entries have their own glossary pages; non-linked entries (typically foreign-script forms) are surfaced for discovery only.