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

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

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