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

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

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