Random triples
| Subject | Object |
|---|---|
| gptkb:Schwarzschild_black_hole | not required |
| gptkb:Schwarzschild_black_hole_(if_charge_is_zero) | by definition |
| gptkb:Schwarzschild_black_hole_(zero_spin) | not required |
| gptkb:Schwarzschild_black_holes | not required |
| gptkb:Reissner–Nordström_black_hole | in idealized solution |