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

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

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