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

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

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