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

EGTB: win in 2 half-moves

# move score
1 Ka3 win in 1 half-moves
2 Ra8 draw
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Rb6 draw
7 Rb7 draw
8 Kb5 loss in 4 half-moves
9 Ka5 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Kb3 loss in 1 half-moves
19 Rh8 loss in 1 half-moves