The unveiling of a logo for a big sporting contest is meant to be a grand occasion that builds up a flurry of excitement.

Yet for the next World Chess Championship the organisers may have gone a bit too far in trying to set pulses racing.

When their "trendy" new logo was revealed for next year's flagship event in London it was met with a rather passionate response among grandmasters.

The chosen image shows two chequered bodies entwined around a chess board. It is, World Chess say, unashamedly sexual. Perhaps, one could even say, pawnographic.

"No, this is not a joke," said Australian international David Smerdon on Twitter, before adding: "You had one job!"