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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb1 win in 5 half-moves
3 Rb3 win in 5 half-moves
4 Ra8 draw
5 Rb2 draw
6 Rb5 draw
7 Rg8 draw
8 Rh8 draw
9 K1e2 loss in 2 half-moves
10 K1f2 loss in 2 half-moves
11 K1g2 loss in 2 half-moves
12 K3e2 loss in 2 half-moves
13 K3f2 loss in 2 half-moves
14 K3g2 loss in 2 half-moves
15 Ke1 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Kg1 loss in 2 half-moves
20 Kg3 loss in 2 half-moves
21 Kg4 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rf8 loss in 2 half-moves