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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rb1 win in 3 half-moves
4 Rb5 win in 3 half-moves
5 Rb6 win in 3 half-moves
6 Rb8 win in 3 half-moves
7 Rg4 draw
8 Rh4 draw
9 K3b3 loss in 2 half-moves
10 K4b3 loss in 2 half-moves
11 Ka2 loss in 2 half-moves
12 Ka5 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves