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

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

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