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

*QUERY*
IN: blicket lug blicket OUT: PURPLE PURPLE PURPLE PURPLE
IN: blicket kiki blicket OUT: PURPLE PURPLE
IN: dax tufa kiki tufa gazzer OUT: BLUE GREEN GREEN BLUE GREEN GREEN
IN: blicket blicket kiki dax OUT: PURPLE BLUE PURPLE
IN: dax blicket dax kiki blicket gazzer OUT: BLUE PURPLE PURPLE BLUE BLUE PURPLE PURPLE BLUE
IN: tufa kiki blicket OUT: PURPLE GREEN
IN: blicket tufa OUT: PURPLE GREEN
IN: tufa kiki fep OUT: YELLOW GREEN
IN: tufa kiki fep gazzer OUT: YELLOW GREEN YELLOW GREEN
IN: fep kiki blicket OUT: PURPLE YELLOW

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