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

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

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