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

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

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