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

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

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