PGN Claims Check
PGN Claims Checker – Threefold Repetition and 50-Move Rule
Paste a PGN, upload a file or follow a live PGN link, and ChessOps marks every repeated position and every long stretch without a capture or pawn move.
Useful for arbiters deciding draw claims under FIDE Laws of Chess Articles 9.2, 9.3 and 9.6.
- Threefold and fivefold repetition
- 50-move and 75-move rules
- Live PGN or DGT links
- Replayer, print and Excel report
For chess arbiters and organisers. Register with your details; the tools open once the admin approves your account.
More tools: all ChessOps tools