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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rc3 win in 3 half-moves
3 Re1 win in 7 half-moves
4 Ra3 win in 15 half-moves
5 Ka4 draw
6 Ka6 draw
7 Kb1 draw
8 Kb2 draw
9 Kb3 draw
10 Kb4 draw
11 Kb5 draw
12 Kb6 draw
13 Kc1 draw
14 Kc3 draw
15 Kd1 draw
16 Kd2 draw
17 Kd3 draw
18 Rd3 draw
19 Re2 draw
20 Re8 draw
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves