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

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

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