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

EGTB: win in 6 half-moves

# move score
1 Ra4 win in 5 half-moves
2 Rb5 draw
3 Rb7 draw
4 Rb8 draw
5 Re4 draw
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 Kaa1 loss in 2 half-moves
10 Kaa3 loss in 2 half-moves
11 Kab1 loss in 2 half-moves
12 Kab3 loss in 2 half-moves
13 Kba1 loss in 2 half-moves
14 Kba3 loss in 2 half-moves
15 Kbb1 loss in 2 half-moves
16 Kbb3 loss in 2 half-moves
17 Kc1 loss in 2 half-moves
18 Kc2 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves