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

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

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