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

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

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