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

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

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