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

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

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