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

*QUERY*
IN: fep tufa kiki fep OUT: GREEN PURPLE GREEN GREEN PURPLE GREEN PURPLE
IN: zup wif OUT: RED RED
IN: tufa tufa OUT: PURPLE PURPLE
IN: fep gazzer lug OUT: GREEN PINK
IN: fep fep tufa gazzer zup OUT: GREEN GREEN PURPLE RED
IN: lug OUT: PINK
IN: lug zup fep gazzer tufa OUT: PINK RED GREEN PURPLE
IN: tufa OUT: PURPLE
IN: lug tufa wif OUT: PINK PURPLE PURPLE
IN: zup lug wif OUT: RED PINK PINK

*GRAMMAR*
fep -> GREEN 
 lug -> PINK 
 zup -> RED 
 tufa -> PURPLE 
 u1 kiki x1 -> [u1] [x1] [x1] [u1] [x1] [u1] 
 x1 gazzer u1 -> [x1] [u1] 
 u1 wif -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 