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

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

*GRAMMAR*
fep -> YELLOW 
 wif -> GREEN 
 tufa -> RED 
 lug -> PINK 
 x1 zup x2 -> [x1] [x2] 
 u1 gazzer -> [u1] [u1] 
 u1 kiki -> [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 