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

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

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