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

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

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