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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Rd1 win in 9 half-moves
3 Rb7 draw
4 Kc2 loss in 2 half-moves
5 Kc3 loss in 2 half-moves
6 Kc4 loss in 2 half-moves
7 Kd1 loss in 2 half-moves
8 Kd4 loss in 2 half-moves
9 Kdd2 loss in 2 half-moves
10 Kde2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Ked2 loss in 2 half-moves
14 Kee2 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc1 loss in 2 half-moves