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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kb1 draw
3 Rd2 draw
4 Rd8 draw
5 Re1 loss in 10 half-moves
6 Rf1 loss in 6 half-moves
7 Ka2 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rd3 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Rd5 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rh1 loss in 2 half-moves