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

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

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