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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kd3 win in 3 half-moves
3 Rc3 win in 3 half-moves
4 Rb4 win in 5 half-moves
5 Ra4 win in 9 half-moves
6 Ka2 draw
7 Ka4 draw
8 Kb2 draw
9 Kb3 draw
10 Kd1 draw
11 Kd2 draw
12 Ke1 draw
13 Ke3 draw
14 Kf1 draw
15 Kf2 draw
16 Kf3 draw
17 Rc1 draw
18 Rc2 draw
19 Rc5 draw
20 Rh4 draw
21 Rc6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rg4 loss in 2 half-moves