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

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

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