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

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

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