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

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

*GRAMMAR*
blicket -> PURPLE 
 wif -> GREEN 
 dax -> PINK 
 fep -> BLUE 
 u1 zup -> [u1] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 