| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | black hole | Astronomers | Black holes are fascinating astronomical objects that contribute to our understanding of the universe. | 1 |
| 2 | black hole | astrophysics community | Fascinating subject of study and research | 1 |
| 3 | black holes | astronomy research community | An important area of study and research in astrophysics | 1 |
| 4 | black holes | astrophysicists | Areas in space with gravitational pull so strong that nothing can escape, including light | 1 |