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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb6 draw
3 Rb7 draw
4 Rb8 draw
5 K4b5 loss in 2 half-moves
6 K4c5 loss in 2 half-moves
7 K4d5 loss in 2 half-moves
8 K6b5 loss in 2 half-moves
9 K6c5 loss in 2 half-moves
10 K6d5 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Kb6 loss in 1 half-moves
23 Kb7 loss in 1 half-moves