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

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

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