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

EGTB: win in 4 half-moves

# move score
1 Re2 win in 3 half-moves
2 Rd2 win in 5 half-moves
3 Ra2 win in 7 half-moves
4 Rb5 draw
5 Rb7 draw
6 Rb8 draw
7 Kc2 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Kde2 loss in 2 half-moves
13 Kde3 loss in 2 half-moves
14 Ke1 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Kf1 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kfe2 loss in 2 half-moves
19 Kfe3 loss in 2 half-moves
20 Kg1 loss in 2 half-moves
21 Kg2 loss in 2 half-moves
22 Kg3 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rb4 loss in 2 half-moves
26 Rb6 loss in 2 half-moves
27 Rc2 loss in 2 half-moves