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

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

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