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

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

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