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

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

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