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

EGTB: win in 18 half-moves

# move score
1 R4a5 win in 17 half-moves
2 R7a5 win in 17 half-moves
3 Rc7 win in 19 half-moves
4 Rb4 win in 21 half-moves
5 Rb7 win in 21 half-moves
6 Kb4 draw
7 R4a6 draw
8 R7a6 draw
9 Ra8 draw
10 Rd7 draw
11 Kb3 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves