*SUPPORT*
IN: lug zup lug OUT: PINK PINK
IN: wif wif fep gazzer OUT: BLUE PURPLE BLUE
IN: gazzer blicket wif zup lug OUT: BLUE PINK PURPLE
IN: wif fep tufa OUT: GREEN BLUE
IN: tufa blicket lug fep wif OUT: BLUE PINK GREEN
IN: wif zup wif OUT: BLUE BLUE
IN: lug zup wif OUT: PINK BLUE
IN: gazzer OUT: PURPLE
IN: tufa fep gazzer OUT: PURPLE GREEN
IN: lug OUT: PINK
IN: wif zup lug OUT: BLUE PINK
IN: lug fep wif OUT: BLUE PINK
IN: gazzer blicket wif zup wif OUT: BLUE BLUE PURPLE
IN: lug blicket wif zup tufa OUT: BLUE GREEN PINK

*QUERY*
IN: tufa OUT: GREEN
IN: wif OUT: BLUE
IN: tufa fep tufa OUT: GREEN GREEN
IN: lug fep tufa OUT: GREEN PINK
IN: lug fep lug OUT: PINK PINK
IN: gazzer tufa OUT: PURPLE GREEN
IN: gazzer fep wif OUT: BLUE PURPLE
IN: wif zup gazzer OUT: BLUE PURPLE
IN: wif blicket tufa OUT: GREEN BLUE
IN: wif tufa fep lug OUT: BLUE PINK GREEN

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