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

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

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