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

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

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