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

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

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