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

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

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