*SUPPORT*
IN: fep fep tufa fep OUT: YELLOW YELLOW YELLOW
IN: dax wif OUT: PURPLE PURPLE
IN: fep dax tufa zup OUT: YELLOW PURPLE PINK
IN: fep lug zup lug zup wif OUT: YELLOW PINK PINK PINK
IN: fep lug dax OUT: YELLOW PURPLE
IN: fep wif OUT: YELLOW YELLOW
IN: fep OUT: YELLOW
IN: blicket OUT: GREEN
IN: dax lug dax lug dax lug zup wif OUT: PURPLE PURPLE PURPLE PINK PINK
IN: dax blicket wif OUT: PURPLE GREEN GREEN
IN: fep tufa dax OUT: YELLOW PURPLE
IN: zup OUT: PINK
IN: blicket tufa fep OUT: GREEN YELLOW
IN: zup tufa zup OUT: PINK PINK

*QUERY*
IN: blicket wif OUT: GREEN GREEN
IN: dax zup fep lug zup dax zup wif OUT: PURPLE PINK YELLOW PINK PURPLE PINK PINK
IN: zup wif OUT: PINK PINK
IN: zup fep OUT: PINK YELLOW
IN: zup lug blicket lug zup wif OUT: PINK GREEN PINK PINK
IN: dax lug dax zup lug zup wif OUT: PURPLE PURPLE PINK PINK PINK
IN: dax tufa fep OUT: PURPLE YELLOW
IN: dax zup OUT: PURPLE PINK
IN: fep dax blicket wif OUT: YELLOW PURPLE GREEN GREEN
IN: blicket tufa blicket OUT: GREEN GREEN

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