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

EGTB: win in 24 half-moves

# move score
1 Kb5 win in 23 half-moves
2 Kb6 win in 23 half-moves
3 Rd1 win in 25 half-moves
4 Ka6 draw
5 Kb4 draw
6 R1a2 draw
7 R4a2 draw
8 Rb1 draw
9 Rb4 draw
10 Rc1 draw
11 Rc4 draw
12 Rd4 draw
13 Re1 draw
14 Re4 draw
15 R1a3 loss in 2 half-moves
16 R4a3 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh4 loss in 2 half-moves