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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Rb5 draw
9 Rb6 draw
10 Rb7 draw
11 Rc4 draw
12 Rd4 draw
13 Re4 draw
14 Rg4 draw
15 Rh4 draw
16 Kd1 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves