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

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

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