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

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

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