Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rd1 win in 3 half-moves
3 Rf3 win in 3 half-moves
4 Rf4 win in 5 half-moves
5 Rf5 win in 5 half-moves
6 Rc1 win in 9 half-moves
7 K4b4 draw
8 K4b5 draw
9 K4d4 draw
10 K5b4 draw
11 K5b5 draw
12 K5d4 draw
13 Kb3 draw
14 Kb6 draw
15 Kc3 draw
16 Kc6 draw
17 Ra1 draw
18 Re1 draw
19 Rf2 draw
20 K4d5 loss in 2 half-moves
21 K5d5 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Kd6 loss in 2 half-moves
24 Rf6 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rh1 loss in 2 half-moves