India, Jan. 25 -- It is difficult to define a romantic relationship. It can be a lot of things, from messy to rewarding, but it is widely accepted that knowing your partner well helps in making it sustainable. And there happens to be a test to find out how well an individual truly knows their partner.

Taking to Instagram on January 18, Jeff Guenther, a licensed professional counsellor based in Portland, spoke about Love Maps, which he defined as thus: "Basically, it's how well you know your partner's inner world- their stresses, their dreams, quirks, and favourite things. Couples with strong love maps are more connected, handle conflicts better, and feel more secure."

Love Map is a tool developed by psychological researchers Dr John Got...