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

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

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