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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Rc6 win in 3 half-moves
3 Rd6 win in 3 half-moves
4 Rf6 win in 3 half-moves
5 Rb6 win in 5 half-moves
6 Ka1 draw
7 Kb1 draw
8 Kb3 draw
9 Kc1 draw
10 Kc2 draw
11 Kc3 draw
12 R2a3 draw
13 R2a4 draw
14 R2a5 draw
15 R6a4 draw
16 R6a5 draw
17 Ra1 draw
18 Ra8 draw
19 Re6 draw
20 R6a3 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves
23 Ka3 loss in 1 half-moves