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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb4 win in 3 half-moves
3 Rb1 draw
4 Rb3 draw
5 Rb5 draw
6 Rb6 draw
7 Rd7 draw
8 Re7 draw
9 Rf7 draw
10 Rg7 draw
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kdd2 loss in 2 half-moves
16 Kde2 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Ked2 loss in 2 half-moves
20 Kee2 loss in 2 half-moves
21 Kf2 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Kf4 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves