*SUPPORT*
IN: dax dax gazzer blicket tufa tufa fep wif OUT: PURPLE PURPLE PURPLE BLUE GREEN BLUE
IN: lug blicket wif gazzer OUT: YELLOW GREEN GREEN
IN: dax gazzer OUT: PURPLE PURPLE
IN: wif blicket lug fep dax blicket lug gazzer OUT: GREEN PURPLE YELLOW YELLOW YELLOW
IN: tufa tufa gazzer blicket tufa OUT: BLUE BLUE BLUE BLUE
IN: tufa OUT: BLUE
IN: dax fep wif OUT: GREEN PURPLE
IN: wif OUT: GREEN
IN: wif fep wif blicket lug wif fep dax OUT: GREEN GREEN YELLOW PURPLE GREEN
IN: tufa gazzer OUT: BLUE BLUE
IN: dax OUT: PURPLE
IN: lug gazzer OUT: YELLOW YELLOW
IN: lug lug lug fep lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: dax wif gazzer OUT: PURPLE GREEN GREEN

*QUERY*
IN: dax fep lug OUT: YELLOW PURPLE
IN: wif fep wif OUT: GREEN GREEN
IN: lug wif fep lug OUT: YELLOW YELLOW GREEN
IN: dax fep dax OUT: PURPLE PURPLE
IN: wif gazzer OUT: GREEN GREEN
IN: tufa tufa gazzer OUT: BLUE BLUE BLUE
IN: wif tufa OUT: GREEN BLUE
IN: lug gazzer blicket lug gazzer OUT: YELLOW YELLOW YELLOW YELLOW
IN: tufa fep wif OUT: GREEN BLUE
IN: wif fep lug OUT: YELLOW GREEN

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