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

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

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