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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Kd2 win in 5 half-moves
3 Rf1 win in 5 half-moves
4 Rg1 win in 5 half-moves
5 Kd4 draw
6 Ke2 draw
7 Ke3 draw
8 Ke4 draw
9 Rh1 draw
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves