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

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

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