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

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

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