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

*QUERY*
IN: dax zup lug zup OUT: PURPLE PINK PINK PINK
IN: fep zup lug fep tufa OUT: RED PINK RED PINK RED PINK RED PINK
IN: kiki lug zup OUT: GREEN PINK GREEN
IN: zup wif dax lug zup OUT: PINK PURPLE PINK PURPLE PURPLE PINK PURPLE
IN: zup lug fep OUT: PINK RED PINK
IN: fep dax OUT: RED PURPLE
IN: fep OUT: RED
IN: dax lug kiki OUT: PURPLE GREEN PURPLE
IN: zup OUT: PINK
IN: zup lug dax OUT: PINK PURPLE PINK

*GRAMMAR*
zup -> PINK 
 kiki -> GREEN 
 dax -> PURPLE 
 fep -> RED 
 x1 wif x2 -> [x1] [x2] [x2] 
 u1 lug u2 -> [u1] [u2] [u1] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 