What does Calcutta or Kolkata mean to Bishwanath Ghosh? The writer offers an interesting perspective on his relationship with the city. Not just that, Ghosh has something to add about the place he has lived in over the last ten years – Chennai. Chennai, he says is like his wife, and Kolkata, his mistress. More, in this special column for Spark. Bishwanath Ghosh is our Writer of the Month.