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

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

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