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

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

*GRAMMAR*
lug -> RED 
 fep -> PINK 
 tufa -> BLUE 
 dax -> GREEN 
 x1 kiki -> [x1] [x1] 
 x1 blicket -> [x1] [x1] [x1] 
 x1 zup x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 