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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 Rb7 draw
4 Kb8 loss in 14 half-moves
5 Ra4 loss in 10 half-moves
6 Rb5 loss in 6 half-moves
7 Rb6 loss in 6 half-moves
8 Rb8 loss in 6 half-moves
9 Rc4 loss in 6 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rg4 loss in 1 half-moves