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

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

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