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

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

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