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

*QUERY*
IN: zup gazzer lug kiki dax OUT: GREEN PINK YELLOW RED RED
IN: kiki zup tufa wif OUT: RED GREEN GREEN RED GREEN GREEN
IN: zup dax OUT: GREEN GREEN
IN: kiki dax OUT: RED RED
IN: gazzer lug tufa OUT: PINK YELLOW YELLOW
IN: kiki OUT: RED
IN: zup kiki gazzer tufa OUT: GREEN RED PINK PINK
IN: lug zup wif OUT: YELLOW GREEN YELLOW GREEN
IN: lug tufa OUT: YELLOW YELLOW
IN: lug gazzer OUT: YELLOW PINK

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