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

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

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