Modest Mussorgsky · 1839–1881 · Russian
| Composed | 1874 |
| Instrumentation | Confirmed. A sourced chair count is held for this work — the scoring is part of the engine, not the public page. Sign in to see it → |
| Duration | 200 minutes |
| Soloists | Boris (bass), the Pretender Grigory (ten), Pimen (bass), Shuisky (character ten), Marina (mez), Varlaam (bass) + Rangoni, the Holy Fool and twelve further roles |
| Chorus | Yes |
| Genre | Opera |
| Tier | Core canon — standard repertoire |
| Editions & hire | Public domain — scores at IMSLP ↗ |
| Source | Wikipedia — instrumentation ↗ |