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

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

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