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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Rc3 win in 1 half-moves
4 Re4 win in 1 half-moves
5 Rf4 win in 1 half-moves
6 Rg4 win in 1 half-moves
7 Rh4 win in 1 half-moves
8 Rb4 draw
9 Kc6 loss in 2 half-moves
10 Kd4 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Kb4 loss in 1 half-moves