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

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

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