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

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

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