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 Ka6 draw
3 Kc6 draw
4 Rb5 draw
5 Ka7 loss in 4 half-moves
6 Kb7 loss in 4 half-moves
7 Kc7 loss in 4 half-moves
8 Ka5 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rh1 loss in 2 half-moves
17 Rb2 loss in 1 half-moves
18 Rb3 loss in 1 half-moves
19 Rf1 loss in 1 half-moves