| appearance as argument number 1 |
|
| No TPTP formula. May not be expressible in strict first order. | Music.kif 1331-1341 | |
| No TPTP formula. May not be expressible in strict first order. | Music.kif 1328-1328 | Pianola is a subclass of piano |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | Music.kif 1329-1329 |
|
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