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

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

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