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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rb6 win in 1 half-moves
4 Rb5 draw
5 Kb1 loss in 2 half-moves
6 Kc3 loss in 2 half-moves
7 Kcc2 loss in 2 half-moves
8 Kcd1 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Kdc2 loss in 2 half-moves
11 Kdd1 loss in 2 half-moves
12 Ke1 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc2 loss in 2 half-moves