*SUPPORT*
IN: tufa zup fep dax kiki OUT: GREEN PINK GREEN PINK PURPLE
IN: zup fep OUT: PINK PINK
IN: zup OUT: PINK
IN: zup wif dax tufa OUT: PINK RED GREEN
IN: tufa kiki dax kiki dax wif fep OUT: GREEN PURPLE PURPLE RED GREEN PURPLE PURPLE RED
IN: tufa dax kiki lug OUT: GREEN PURPLE GREEN PURPLE
IN: wif OUT: RED
IN: wif kiki kiki dax zup OUT: RED PURPLE PURPLE PINK
IN: tufa fep OUT: GREEN GREEN
IN: zup lug dax tufa OUT: PINK PINK GREEN
IN: tufa OUT: GREEN
IN: tufa fep fep OUT: GREEN GREEN GREEN GREEN
IN: wif wif fep dax wif OUT: RED RED RED RED RED
IN: kiki tufa OUT: PURPLE GREEN

*QUERY*
IN: zup lug OUT: PINK PINK
IN: wif dax wif fep dax kiki OUT: RED RED RED RED PURPLE
IN: wif zup fep OUT: RED PINK RED PINK
IN: wif dax wif OUT: RED RED
IN: zup lug lug dax kiki dax zup OUT: PINK PINK PINK PINK PURPLE PINK
IN: kiki tufa dax tufa fep OUT: PURPLE GREEN GREEN PURPLE GREEN GREEN
IN: wif lug dax wif fep dax kiki OUT: RED RED RED RED RED RED PURPLE
IN: kiki OUT: PURPLE
IN: wif zup lug fep OUT: RED PINK RED PINK RED PINK RED PINK
IN: zup lug lug OUT: PINK PINK PINK PINK

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