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

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

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