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

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

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