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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Kb4 draw
4 Kb5 draw
5 Kc3 draw
6 Kc5 draw
7 Kd3 draw
8 Kd4 draw
9 Kd5 draw
10 Rb1 draw
11 Rb4 draw
12 Rb6 draw
13 Rb7 draw
14 Rb8 draw
15 Rc3 draw
16 Rd3 draw
17 Re3 draw
18 Rf3 draw
19 Rh3 draw
20 Rb5 loss in 2 half-moves
21 Rg3 loss in 2 half-moves