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

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

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