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

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

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