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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb1 win in 7 half-moves
3 Rb2 win in 7 half-moves
4 Rb3 win in 7 half-moves
5 Rb5 win in 11 half-moves
6 K1b2 draw
7 K1c2 draw
8 K1d2 draw
9 K3b2 draw
10 K3c2 draw
11 K3d2 draw
12 Kb1 draw
13 Kb3 draw
14 Kb4 draw
15 Kc4 draw
16 Kd1 draw
17 Kd3 draw
18 Kd4 draw
19 Ra6 draw
20 Rc6 draw
21 Rg6 draw
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rd6 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rf6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves