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

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

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