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

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

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