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

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

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