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 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kc3 draw
6 Ra2 draw
7 Rf2 draw
8 Rg2 draw
9 Rh2 draw
10 Kc2 loss in 18 half-moves
11 Kb4 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Re2 loss in 2 half-moves