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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kcd1 draw
6 Kcd2 draw
7 Kd3 draw
8 Ke1 draw
9 Ke3 draw
10 Ked1 draw
11 Ked2 draw
12 Kf1 draw
13 Kf2 draw
14 Kf3 draw
15 Ra4 draw
16 Rb1 draw
17 Rb2 draw
18 Rb3 draw
19 Rf4 draw
20 Rg4 draw
21 Rh4 draw
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Re4 loss in 2 half-moves