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

EGTB: win in 4 half-moves

# move score
1 Ka4 win in 3 half-moves
2 Kb4 win in 3 half-moves
3 Rb4 win in 3 half-moves
4 K1a2 draw
5 K1b2 draw
6 K3a2 draw
7 K3b2 draw
8 Ra5 draw
9 Rb2 draw
10 Rb3 draw
11 Rb6 draw
12 Rb7 draw
13 Rb8 draw
14 Rg5 draw
15 Kb1 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rh5 loss in 2 half-moves