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

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

*GRAMMAR*
lug -> PINK 
 dax -> GREEN 
 gazzer -> BLUE 
 kiki -> RED 
 u1 zup -> [u1] [u1] 
 u1 wif -> [u1] [u1] 
 x1 fep x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 