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

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

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