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 Rb3 win in 1 half-moves
3 Ka7 draw
4 Kb7 draw
5 Kc1 draw
6 Kc2 draw
7 Kc3 draw
8 Kd1 draw
9 Kd3 draw
10 Ke1 draw
11 Ke2 draw
12 Ke3 draw
13 Rb1 draw
14 Rb4 draw
15 Rb5 draw
16 Rb7 draw
17 Rc8 draw
18 Rd8 draw
19 Re8 draw
20 Rf8 draw
21 Rg8 draw
22 Rh8 draw
23 Rb6 loss in 1 half-moves