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

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

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