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

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

*GRAMMAR*
gazzer -> GREEN 
 wif -> RED 
 zup -> BLUE 
 lug -> PURPLE 
 u1 kiki -> [u1] [u1] [u1] 
 x1 fep x2 -> [x1] [x2] [x2] [x1] 
 u1 dax u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 