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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb1 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Rb3 win in 3 half-moves
5 Rb5 win in 3 half-moves
6 Re8 draw
7 Rg8 draw
8 Rh8 draw
9 K1b1 loss in 2 half-moves
10 K1b2 loss in 2 half-moves
11 K1d1 loss in 2 half-moves
12 K1d2 loss in 2 half-moves
13 K2b1 loss in 2 half-moves
14 K2b2 loss in 2 half-moves
15 K2d1 loss in 2 half-moves
16 K2d2 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Rf8 loss in 2 half-moves