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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Ra8 draw
8 Rb1 draw
9 Rb2 draw
10 Rb4 draw
11 Rb6 draw
12 Rb7 draw
13 Rc8 draw
14 Re8 draw
15 Rg8 draw
16 Rb5 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rf8 loss in 1 half-moves