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

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

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