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

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

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