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

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

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