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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kc7 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Kd7 win in 3 half-moves
5 Rb4 win in 3 half-moves
6 Rd4 win in 3 half-moves
7 Ra4 win in 5 half-moves
8 Rc4 win in 9 half-moves
9 K5b5 draw
10 K5b6 draw
11 K6b5 draw
12 K6b6 draw
13 Kb4 draw
14 Kc4 draw
15 Re1 draw
16 Re2 draw
17 Re3 draw
18 Re8 draw
19 K5d5 loss in 2 half-moves
20 K5d6 loss in 2 half-moves
21 K6d5 loss in 2 half-moves
22 K6d6 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg4 loss in 2 half-moves
28 Rh4 loss in 2 half-moves