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

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

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