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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Rb3 draw
3 Re6 draw
4 Re7 draw
5 Re8 draw
6 Rf3 draw
7 Rg3 draw
8 Rh3 draw
9 Ka2 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kd1 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Kab1 loss in 1 half-moves
20 Kab2 loss in 1 half-moves
21 Kcb1 loss in 1 half-moves
22 Kcb2 loss in 1 half-moves