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

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

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