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

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

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