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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Kb4 win in 3 half-moves
3 Kb5 win in 3 half-moves
4 Re2 win in 7 half-moves
5 Ka5 draw
6 Ka6 draw
7 Ka7 draw
8 Kb2 draw
9 Kb7 draw
10 Kc4 draw
11 Kd2 draw
12 Kd3 draw
13 Kd4 draw
14 Ra4 draw
15 Rb4 draw
16 Rc4 draw
17 Rd4 draw
18 Re1 draw
19 Re3 draw
20 Re8 draw
21 Kc2 loss in 2 half-moves
22 Kc5 loss in 2 half-moves
23 Kc6 loss in 2 half-moves
24 Kc7 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Re7 loss in 2 half-moves
28 Rf4 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rh4 loss in 2 half-moves