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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Rb3 win in 3 half-moves
4 Rb4 win in 3 half-moves
5 K2b2 draw
6 K2b3 draw
7 K3b2 draw
8 K3b3 draw
9 Ka1 draw
10 Ka4 draw
11 Kb1 draw
12 Kb4 draw
13 Ra5 draw
14 Rc5 draw
15 Rg5 draw
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rh5 loss in 2 half-moves