premise: Young men and women sit at a wooden table on which several partially-drunk beverages have been placed; the picture is interrupted by an outstretched hand, colored green in the odd light of the wood-paneled interior. hypothesis: Young people are enjoying a night at the local pub.
neutral: It's not known if it's night.  It's not known if the scene is a local one.  It's not known if they're at a pub.