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

EGTB: win in 6 half-moves

# move score
1 Rb1 win in 5 half-moves
2 Re4 draw
3 Ka1 loss in 2 half-moves
4 Ka3 loss in 2 half-moves
5 Kab1 loss in 2 half-moves
6 Kab2 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Kcb1 loss in 2 half-moves
10 Kcb2 loss in 2 half-moves
11 Kd1 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rh4 loss in 2 half-moves