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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb1 win in 3 half-moves
3 Rb3 win in 3 half-moves
4 Rb4 win in 3 half-moves
5 K3b3 win in 7 half-moves
6 K4b3 win in 7 half-moves
7 Ka2 draw
8 Ra2 draw
9 Rf2 draw
10 Rg2 draw
11 Rh2 draw
12 K3b4 loss in 2 half-moves
13 K4b4 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Re2 loss in 2 half-moves