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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Kc7 win in 5 half-moves
4 Kd7 win in 5 half-moves
5 K5b5 draw
6 K5b6 draw
7 K5d5 draw
8 K5d6 draw
9 K6b5 draw
10 K6b6 draw
11 K6d5 draw
12 K6d6 draw
13 Kb7 draw
14 Kc4 draw
15 Kd4 draw
16 Ra8 draw
17 Re8 draw
18 Rf8 draw
19 Kb4 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves