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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Rd1 win in 3 half-moves
3 Re1 win in 3 half-moves
4 Rf1 win in 3 half-moves
5 Rg1 win in 3 half-moves
6 Rh1 win in 3 half-moves
7 Kb4 draw
8 Kb5 draw
9 Rb1 draw
10 Ka3 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kab3 loss in 1 half-moves
17 Kb1 loss in 1 half-moves
18 Kb2 loss in 1 half-moves
19 Kcb3 loss in 1 half-moves