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

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

*GRAMMAR*
fep -> GREEN 
 dax -> BLUE 
 kiki -> RED 
 tufa -> PURPLE 
 u1 gazzer u2 -> [u1] [u2] 
 x1 blicket -> [x1] [x1] 
 u1 wif -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 