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

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

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