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

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

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