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

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

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