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

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

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