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

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

*GRAMMAR*
dax -> PURPLE 
 kiki -> GREEN 
 wif -> BLUE 
 blicket -> RED 
 x1 gazzer -> [x1] [x1] 
 u1 tufa u2 -> [u2] [u1] 
 x1 fep x2 -> [x2] [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 