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

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

*GRAMMAR*
lug -> GREEN 
 kiki -> RED 
 fep -> BLUE 
 dax -> PINK 
 u1 zup x1 -> [u1] [x1] 
 u1 blicket u2 -> [u1] [u2] 
 x1 tufa x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 