Xu Yinchuan vs Lu Qin · 2000-01-15
2000-01-15 · Draw · Xu Yinchuan vs Lu Qin · 2000-01-15. Xiangqi (Chinese chess), Red to play, 2000-01-15. Study 319 reference plies, try both sides and branch from the replay.
Site coordinates run A–I left to right and 1–10 top to bottom; A1 is the top-left intersection.
Read the position, one decision at a time
Try the position first, then open the notes. They explain measurable changes in the reference, not every possible variation.
Reveal step-by-step explanations
1. Red elephant · G10 → E8
The destination was empty. It does not give check. The opponent has 44 legal replies; compare piece coordination rather than counting checks alone. Before this move the same piece had 2 legal destinations; other legal moves are not thereby proved equally strong.
2. Black soldier · G4 → G5
The destination was empty. It does not give check. The opponent has 39 legal replies; compare piece coordination rather than counting checks alone. Before this move the same piece had 1 legal destinations; other legal moves are not thereby proved equally strong.
3. Red horse · B10 → A8
The destination was empty. Its horse-leg point B9 is empty; a piece there would block this jump. It does not give check. The opponent has 43 legal replies; compare piece coordination rather than counting checks alone. Before this move the same piece had 2 legal destinations; other legal moves are not thereby proved equally strong.
4. Black horse · H1 → G3
The destination was empty. Its horse-leg point H2 is empty; a piece there would block this jump. It does not give check. The opponent has 36 legal replies; compare piece coordination rather than counting checks alone. Before this move the same piece had 2 legal destinations; other legal moves are not thereby proved equally strong.
Understand this position
10 ranks × 9 files · 16 red pieces · 16 black pieces
Replay a few moves before advancing to the end. At each pause, compare the last position with the next one: which lines opened, which groups connected, and which points became contested? Use “Start new trial here” to investigate an alternative, then return to the reference.
Read the reference line (319 plies)
Coordinates match this board: letters left to right, row numbers from top to bottom. These are board coordinates, not traditional score notation.
- Red elephant
G10 → E8 - Black soldier
G4 → G5 - Red horse
B10 → A8 - Black horse
H1 → G3 - Red chariot
A10 → A9 - Black elephant
G1 → E3 - Red chariot
A9 → G9 - Black horse
B1 → A3 - Red soldier
A7 → A6 - Black cannon
H3 → H1 - Red soldier
G7 → G6 - Black soldier
G5 → G6 - Red chariot
G9 → G6 - Black chariot
A1 → A2 - Red horse
H10 → G8 - Black cannon
H1 → G1 - Red chariot
G6 → H6 - Black cannon
G1 → G8 - Red cannon
B8 → G8 - Black horse
G3 → F5 - Red chariot
H6 → F6 - Black chariot
A2 → H2 - Red cannon
H8 → H10 - Black chariot
H2 → H5 - Red cannon
G8 → F8 - Black horse
F5 → G3 - Red cannon
H10 → G10 - Black chariot
I1 → H1 - Red chariot
I10 → I9 - Black chariot
H5 → H6 - Red chariot
F6 → B6 - Black cannon
B3 → D3 - Red chariot
I9 → D9 - Black chariot
H6 → B6 - Red horse
A8 → B6 - Black advisor
F1 → E2 - Red chariot
D9 → D6 - Black chariot
H1 → H5 - Red chariot
D6 → G6 - Black horse
G3 → F5 - Red chariot
G6 → F6 - Black chariot
H5 → H6 - Red chariot
F6 → F5 - Black chariot
H6 → B6 - Red chariot
F5 → F4 - Black chariot
B6 → A6 - Red chariot
F4 → E4 - Black chariot
A6 → F6 - Red advisor
F10 → E9 - Black chariot
F6 → F7 - Red soldier
I7 → I6 - Black soldier
A4 → A5 - Red soldier
C7 → C6 - Black chariot
F7 → I7 - Red cannon
G10 → G6 - Black horse
A3 → B5 - Red cannon
G6 → E6 - Black horse
B5 → C7 - Red cannon
E6 → E5 - Black chariot
I7 → I6 - Red chariot
E4 → H4 - Black chariot
I6 → F6 - Red chariot
H4 → I4 - Black chariot
F6 → F5 - Red cannon
E5 → E4 - Black soldier
A5 → A6 - Red cannon
F8 → G8 - Black chariot
F5 → F1 - Red chariot
I4 → I6 - Black cannon
D3 → B3 - Red cannon
G8 → G4 - Black horse
C7 → D9 - Red soldier
E7 → E6 - Black soldier
A6 → B6 - Red chariot
I6 → I7 - Black soldier
B6 → C6 - Red elephant
E8 → C6 - Black chariot
F1 → H1 - Red cannon
G4 → F4 - Black cannon
B3 → C3 - Red elephant
C6 → A8 - Black soldier
C4 → C5 - Red cannon
F4 → F9 - Black horse
D9 → B8 - Red chariot
I7 → B7 - Black chariot
H1 → H10 - Red cannon
F9 → F10 - Black horse
B8 → D9 - Red chariot
B7 → I7 - Black chariot
H10 → H1 - Red cannon
F10 → F9 - Black horse
D9 → B8 - Red chariot
I7 → B7 - Black chariot
H1 → H10 - Red advisor
E9 → F10 - Black chariot
H10 → H9 - Red cannon
F9 → F5 - Black horse
B8 → D9 - Red advisor
D10 → E9 - Black horse
D9 → C7 - Red soldier
E6 → E5 - Black chariot
H9 → H7 - Red chariot
B7 → B6 - Black general
E1 → F1 - Red cannon
E4 → F4 - Black general
F1 → E1 - Red cannon
F4 → E4 - Black general
E1 → F1 - Red chariot
B6 → I6 - Black chariot
H7 → G7 - Red cannon
F5 → F8 - Black chariot
G7 → G1 - Red chariot
I6 → I7 - Black general
F1 → E1 - Red cannon
F8 → B8 - Black horse
C7 → B5 - Red soldier
E5 → D5 - Black soldier
C5 → C6 - Red soldier
D5 → C5 - Black horse
B5 → A3 - Red cannon
B8 → B3 - Black cannon
C3 → D3 - Red soldier
C5 → D5 - Black horse
A3 → B5 - Red elephant
A8 → C6 - Black chariot
G1 → F1 - Red soldier
D5 → C5 - Black horse
B5 → A3 - Red cannon
B3 → B8 - Black chariot
F1 → F4 - Red chariot
I7 → I1 - Black chariot
F4 → F1 - Red chariot
I1 → I4 - Black cannon
D3 → D7 - Red chariot
I4 → I7 - Black chariot
F1 → F4 - Red chariot
I7 → I1 - Black chariot
F4 → F1 - Red chariot
I1 → I7 - Black chariot
F1 → F4 - Red cannon
E4 → E5 - Black cannon
D7 → D6 - Red chariot
I7 → I1 - Black chariot
F4 → F1 - Red chariot
I1 → I4 - Black chariot
F1 → F7 - Red elephant
C6 → E8 - Black cannon
D6 → F6 - Red cannon
B8 → B6 - Black chariot
F7 → E7 - Red chariot
I4 → I1 - Black cannon
F6 → F1 - Red chariot
I1 → I5 - Black horse
A3 → B1 - Red soldier
C5 → C4 - Black cannon
F1 → G1 - Red cannon
B6 → H6 - Black general
E1 → F1 - Red chariot
I5 → F5 - Black general
F1 → E1 - Red chariot
F5 → I5 - Black general
E1 → F1 - Red chariot
I5 → F5 - Black general
F1 → E1 - Red cannon
H6 → C6 - Black elephant
C1 → A3 - Red soldier
C4 → D4 - Black chariot
E7 → E6 - Red cannon
C6 → C7 - Black horse
B1 → C3 - Red cannon
C7 → I7 - Black cannon
G1 → G7 - Red chariot
F5 → H5 - Black general
E1 → F1 - Red chariot
H5 → F5 - Black general
F1 → E1 - Red chariot
F5 → H5 - Black general
E1 → F1 - Red chariot
H5 → H1 - Black general
F1 → F2 - Red chariot
H1 → H5 - Black cannon
G7 → G5 - Red cannon
E5 → A5 - Black horse
C3 → B5 - Red cannon
A5 → G5 - Black elephant
E3 → G5 - Red soldier
D4 → C4 - Black horse
B5 → D6 - Red chariot
H5 → G5 - Black horse
D6 → C4 - Red chariot
G5 → F5 - Black advisor
E2 → F3 - Red cannon
I7 → F7 - Black chariot
E6 → E7 - Red cannon
F7 → F8 - Black general
F2 → E2 - Red chariot
F5 → F3 - Black elephant
A3 → C5 - Red chariot
F3 → D3 - Black general
E2 → E1 - Red general
E10 → D10 - Black horse
C4 → E3 - Red elephant
E8 → C6 - Black advisor
D1 → E2 - Red chariot
D3 → C3 - Black chariot
E7 → E5 - Red cannon
F8 → C8 - Black chariot
E5 → D5 - Red general
D10 → E10 - Black horse
E3 → G4 - Red cannon
C8 → E8 - Black advisor
E2 → D3 - Red chariot
C3 → C1 - Black general
E1 → E2 - Red chariot
C1 → C2 - Black general
E2 → E1 - Red chariot
C2 → C1 - Black general
E1 → E2 - Red chariot
C1 → F1 - Black chariot
D5 → D6 - Red elephant
C10 → A8 - Black horse
G4 → F6 - Red cannon
E8 → H8 - Black chariot
D6 → D8 - Red cannon
H8 → H9 - Black chariot
D8 → D6 - Red chariot
F1 → F5 - Black horse
F6 → H7 - Red cannon
H9 → H8 - Black chariot
D6 → D7 - Red elephant
A8 → C10 - Black elephant
C5 → E3 - Red elephant
C10 → E8 - Black general
E2 → D2 - Red advisor
E9 → D8 - Black chariot
D7 → G7 - Red advisor
F10 → E9 - Black chariot
G7 → G8 - Red cannon
H8 → H10 - Black chariot
G8 → G5 - Red chariot
F5 → F2 - Black advisor
D3 → E2 - Red general
E10 → D10 - Black chariot
G5 → G7 - Red cannon
H10 → I10 - Black horse
H7 → G9 - Red cannon
I10 → I2 - Black chariot
G7 → I7 - Red cannon
I2 → E2 - Black chariot
I7 → I10 - Red advisor
E9 → F10 - Black chariot
I10 → I1 - Red chariot
F2 → H2 - Black chariot
I1 → I10 - Red chariot
H2 → F2 - Black chariot
I10 → I1 - Red chariot
F2 → G2 - Black chariot
I1 → I10 - Red elephant
E8 → G10 - Black chariot
I10 → G10 - Red chariot
G2 → F2 - Black horse
G9 → F7 - Red cannon
E2 → E1 - Black general
D2 → D1 - Red cannon
E1 → F1 - Black horse
F7 → E5 - Red elephant
C6 → A8 - Black general
D1 → E1 - Red cannon
F1 → I1 - Black chariot
G10 → G7 - Red chariot
F2 → F5 - Black horse
E5 → F7 - Red advisor
F10 → E9 - Black chariot
G7 → I7 - Red cannon
I1 → H1 - Black chariot
I7 → H7 - Red cannon
H1 → I1 - Black horse
F7 → D6 - Red chariot
F5 → F6 - Black chariot
H7 → H10 - Red general
D10 → D9 - Black horse
D6 → B5 - Red chariot
F6 → B6 - Black horse
B5 → D4 - Red cannon
I1 → I8 - Black chariot
H10 → H7 - Red cannon
I8 → F8 - Black chariot
H7 → D7 - Red general
D9 → D10 - Black general
E1 → D1 - Red general
D10 → E10 - Black general
D1 → D2 - Red chariot
B6 → F6 - Black general
D2 → E2 - Red cannon
F8 → E8 - Black general
E2 → D2 - Red chariot
F6 → F4 - Black chariot
D7 → D5 - Red chariot
F4 → E4 - Black elephant
E3 → G1 - Red cannon
E8 → F8 - Black horse
D4 → B5 - Red chariot
E4 → E7 - Black horse
B5 → D4 - Red elephant
A8 → C10 - Black chariot
D5 → D6 - Red elephant
C10 → E8 - Black horse
D4 → E6 - Red cannon
F8 → G8 - Black elephant
G1 → E3 - Red cannon
G8 → G9 - Black general
D2 → E2 - Red elephant
E8 → C10 - Black horse
E6 → G5 - Red cannon
G9 → G8 - Black chariot
D6 → C6 - Red elephant
C10 → A8 - Black chariot
C6 → E6 - Red chariot
E7 → B7