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

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

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