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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rd4 win in 3 half-moves
4 Re4 win in 3 half-moves
5 Re2 win in 15 half-moves
6 Ka6 draw
7 Kb4 draw
8 Rb2 draw
9 Rb4 draw
10 Rc2 draw
11 Rc4 draw
12 Rd2 draw
13 Rf2 draw
14 Rf4 draw
15 R2a3 loss in 2 half-moves
16 R4a3 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh4 loss in 2 half-moves