Starting position #110
Back-rank setup: QNRNKBBR
SP-110 · ThroneGuard — The king starts in the middle of the back rank, on d or e, and neither knight begins in a corner.
Move the pieces right on the board — full Chess960 rules, castle by dropping the king on the rook.
Position features
The king starts on e1, the rooks on c1 and h1, the queen on a1.
Castling ends where it always does: king to g1 and rook to f1 on the short side, king to c1 and rook to d1 on the long one.
The bishops stand on f1 and g1; their long diagonals reach a6 and a7 once the e- and f-pawns step aside.
Every pawn on the second rank is defended from the very first move.
The setup belongs to the ThroneGuard family; read right to left it becomes position 852.
The engine's main line opens with e4, putting a pawn straight into the centre.
Every sentence here is computed from the setup itself and can be checked on the board.
Balance
MBI 28 Morozov Balance Index: 28 of 100 — class C — noticeable edge.
- Engine evaluation of the starting position: +33 centipawns for White (depth 45, 400 000 000 nodes).
- Rank 697 of 960 by balance — 1 is the most balanced start.
- Balance band M — moderate edge · dynamics along the play-out: volatile
- Evaluation along the engine's main line (60 half-moves): +36 → +52 → +65 → +29
Position facts
- Mirror twin: position #852
- The king starts on e, the rooks on c and h
- It becomes the daily position in 601 days
Puzzles from this position
- Winning blow: pawn to f5 — Chess960 specifics · 780
- Attack on the uncastled king: pawn to f3 (g2·5) — Chess960 specifics · 780
- Winning blow: knight to c2 — Chess960 specifics · 780
- Attack on the uncastled king: queen to c5 (e3) — Chess960 specifics · 780
- Winning blow: rook to f2 (e2·2) — Chess960 specifics · 1110
- Winning blow: king to g1 (f2·8) — Chess960 specifics · 1250
- Attack on the uncastled king: bishop to c6 (g2·3) — Chess960 specifics · 1320
- Winning blow: queen to f7 (b3·4) — Chess960 specifics · 1430
- Winning blow: pawn to g7 (h6·3) — Chess960 specifics · 1700
- Chess960 tactic on d1 (h1) — Chess960 specifics · 2250
This position appears in course day 35
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Commentary
The king begins on e1, where the classical setup places it, with castling ordinary both ways. The queen is in the far corner on a1, the rooks on c1 and h1. Every pawn on the second rank has a defender from the first move. The bishops stand together on f1 and g1. The recorded line opens e4 c5, then Ne3 e6 h3 b6.
Written from the measured facts above and checked against the board before publishing. All 960 positions have one.