Revision of John Nunn
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| Field | Before | After |
|---|---|---|
| Image | 191417 | |
| Description | — | John Denis Martin Nunn is an English chess grandmaster, a three-time world champion in chess problem solving, a chess writer and publisher, and a mathematician. He is one of England's strongest chess players and was formerly in the world's top ten. |
| Type | — | person |