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

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

*GRAMMAR*
lug -> PURPLE 
 tufa -> BLUE 
 gazzer -> PINK 
 wif -> GREEN 
 x1 fep x2 -> [x2] [x1] 
 x1 blicket -> [x1] [x1] 
 x1 zup x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 