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

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

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