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

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

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