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

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

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