Etienne Bacrot v Radek Kalod, European club cup . Elite grandmasters enjoy positions like today's puzzle when taking on lesser lights. France's number one Bacrot has two bishops against two knights on an open board, while the black army is mostly squashed on the back rows. Only Black's queen is active, so that Bacrot apparently has to deal with the threat Qxe+ potting a few pawns. The outcome was a surprise as Bacrot made a threat of his own, then dexterously manoeuvred his king to escape the checks and force Kalod's resignation. With these clues, can you work out the finish?