Blancs: Ra1, Dh5, Td1, Td7, Fg3, a2, b2, g5, h2.

Noirs : Rg8, De4, Tf5, Tf8, Fg7, a7, b7, e6.

Solution : 1) … – Fxb2 +
                 2) Rxb2 – Db4 +
                 3) Rc2 – Te5 +
                 4) Rd3 – Tc3 + (Gain)