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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Ka6 draw
6 Ka7 draw
7 Ka8 draw
8 Kb6 draw
9 Kb8 draw
10 Ra2 draw
11 Rb6 draw
12 Rc2 draw
13 Rd2 draw
14 Re2 draw
15 Rg2 draw
16 Rh2 draw
17 Kc6 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kc8 loss in 2 half-moves
20 Rf2 loss in 2 half-moves