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

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

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