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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb4 draw
6 Rf8 draw
7 K2b3 loss in 2 half-moves
8 K2c3 loss in 2 half-moves
9 K2d3 loss in 2 half-moves
10 K4b3 loss in 2 half-moves
11 K4c3 loss in 2 half-moves
12 K4d3 loss in 2 half-moves
13 Kb1 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kc1 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kd1 loss in 2 half-moves
20 Kd2 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Rd8 loss in 2 half-moves
28 Re8 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves