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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kab8 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Ra4 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 Rb2 win in 3 half-moves
7 Rb3 win in 3 half-moves
8 Rc4 win in 3 half-moves
9 Ka6 win in 5 half-moves
10 Kaa7 draw
11 Kba7 draw
12 Kbb8 draw
13 Rd4 draw
14 Rh4 draw
15 Kc6 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves