1) it looks like this scene takes place at night in a bar
2) I can see several people ; a lonely guy probably drinking, two persons sitting and a barman
3)in the 60's ( je sais pas la date dsl cest juste une hypothèse)
4) the seated man in on the left of the bar, and he's turning his back at me loneliness is empathized through them
5) They are empathized with their loneliness because they are sitting alone, in a dark suit, drinking in front of two people having fun together. I also dont see his face.
6) jsp DESOLE
7) cest lie a la 6e desole
8)the main colors are blue, green and brown/red
9)This painting convey the feeling of loneliness and the atmosphere of nostalgia (ce sont mes propres opinions)