| Clue | Source | Date |
|---|---|---|
| Nicklaus won four of them | Wall Street Journal | 25 Nov 2023 |
| Four of Ben Hogan's titles | Newsday | 13 Dec 2015 |
| Grand Slam tennis events | Premier Sunday | 12 Apr 2015 |
| Four of Ben Hogan's titles | ||
| Grand Slam tennis events | ||
| Annual tournaments ... or a description of the starts of 16-, 20-, 37-, 53- and 60-Across? | ||
| Nicklaus won four of them | ||
| Sports biggies | ||
| Four of Nicklaus' victories | ||
| Major tourneys | ||
| Major golf or tennis events | ||
| Major tennis events |