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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Ra4 draw
8 Rb1 draw
9 Rb3 draw
10 Rb6 draw
11 Rb8 draw
12 Rc4 draw
13 Rd4 draw
14 Rf4 draw
15 Rb5 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Re4 loss in 1 half-moves