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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 K5b5 draw
4 K5b6 draw
5 K6b5 draw
6 K6b6 draw
7 Ka4 draw
8 Kb4 draw
9 Ra8 draw
10 Rb1 draw
11 Rb2 draw
12 Rb3 draw
13 Rb4 draw
14 Rb5 draw
15 Rc8 draw
16 Rd8 draw
17 Re8 draw
18 Rf8 draw
19 Rb6 loss in 1 half-moves
20 Rb7 loss in 1 half-moves
21 Rg8 loss in 1 half-moves
22 Rh8 loss in 1 half-moves