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 Rd4 win in 1 half-moves
3 Re4 win in 1 half-moves
4 Rb3 loss in 8 half-moves
5 Rb2 loss in 6 half-moves
6 Ka4 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Ka6 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rh4 loss in 2 half-moves
16 Rf4 loss in 1 half-moves
17 Rg4 loss in 1 half-moves