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

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

*GRAMMAR*
lug -> BLUE 
 dax -> PINK 
 wif -> RED 
 fep -> PURPLE 
 u1 gazzer u2 -> [u2] [u1] [u2] [u2] [u1] 
 x1 blicket -> [x1] [x1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 