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

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

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