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

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

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