| Query | User |
|---|---|
| black 20inventors | entered by user 7793919 |
| black 20inventors | entered by user ditto |
| dr.charles richard drew | entered by user 873510 |
| history of basketball | entered by user 8988134 |
| robert goddard rocketry innovations | entered by user 1487268 |
| ww2 german subs | entered by user 471248 |