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

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

*GRAMMAR*
wif -> RED 
 zup -> GREEN 
 kiki -> PINK 
 dax -> YELLOW 
 u1 lug -> [u1] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 