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 Ka5 draw
3 Kb5 draw
4 Kc5 draw
5 Ra3 draw
6 Rb1 draw
7 Rb2 draw
8 Re3 draw
9 Rf3 draw
10 Rg3 draw
11 Ka6 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves