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

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

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