*SUPPORT*
IN: tufa lug tufa OUT: PINK PINK PINK
IN: blicket OUT: BLUE
IN: gazzer kiki gazzer OUT: GREEN GREEN
IN: gazzer OUT: GREEN
IN: blicket lug dax OUT: BLUE RED BLUE
IN: tufa blicket OUT: PINK BLUE
IN: blicket tufa OUT: BLUE PINK
IN: gazzer gazzer kiki blicket OUT: GREEN BLUE GREEN
IN: gazzer fep OUT: GREEN GREEN GREEN GREEN
IN: dax kiki tufa OUT: PINK RED
IN: gazzer kiki dax OUT: RED GREEN
IN: dax fep OUT: RED RED RED RED
IN: dax OUT: RED
IN: blicket fep OUT: BLUE BLUE BLUE BLUE

*QUERY*
IN: tufa lug gazzer OUT: PINK GREEN PINK
IN: dax lug gazzer OUT: RED GREEN RED
IN: tufa OUT: PINK
IN: dax gazzer kiki dax OUT: RED RED GREEN
IN: tufa blicket fep OUT: PINK BLUE BLUE BLUE BLUE
IN: blicket lug gazzer OUT: BLUE GREEN BLUE
IN: tufa fep OUT: PINK PINK PINK PINK
IN: gazzer lug gazzer OUT: GREEN GREEN GREEN
IN: dax gazzer fep OUT: RED GREEN GREEN GREEN GREEN
IN: dax lug blicket OUT: RED BLUE RED

*GRAMMAR*
blicket -> BLUE 
 dax -> RED 
 gazzer -> GREEN 
 tufa -> PINK 
 u1 kiki u2 -> [u2] [u1] 
 u1 lug u2 -> [u1] [u2] [u1] 
 u1 fep -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 