Murder in a vacuum

There are some ideas which the meanest members of the ‘silicon brotherhood’ will flag up immediately but are way beyond our normal human compass. The move that inspired this column is one which is hard to imagine ever being found in a blitz game but might be within the range of a world-class player in a classical game if not in time trouble: Vasyl Ivanchuk, say. | Pictured: José Raúl Capablanca