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

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

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