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

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

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