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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Ka6 draw
4 Ka7 draw
5 Ka8 draw
6 Kb6 draw
7 Kb8 draw
8 Kc6 draw
9 Kc7 draw
10 Kc8 draw
11 Rb2 draw
12 Rb3 draw
13 Rb6 draw
14 Rc1 draw
15 Rd1 draw
16 Re1 draw
17 Rf1 draw
18 Rg1 draw
19 Ra1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves