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

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

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