*SUPPORT*
IN: lug tufa dax OUT: PURPLE YELLOW PURPLE
IN: zup lug OUT: RED PURPLE
IN: lug lug fep OUT: PURPLE PURPLE PURPLE PURPLE
IN: zup zup OUT: RED RED
IN: dax OUT: YELLOW
IN: wif OUT: PINK
IN: wif wif dax OUT: PINK PINK YELLOW
IN: lug dax OUT: PURPLE YELLOW
IN: lug fep OUT: PURPLE PURPLE PURPLE
IN: lug zup wif fep OUT: PURPLE RED PINK PINK PINK
IN: dax gazzer dax fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: lug fep tufa lug OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup fep OUT: RED RED RED
IN: lug OUT: PURPLE

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

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