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

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

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