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

*QUERY*
IN: dax kiki OUT: GREEN GREEN
IN: dax OUT: GREEN
IN: blicket zup dax OUT: BLUE GREEN
IN: blicket kiki OUT: BLUE BLUE
IN: gazzer zup gazzer OUT: PURPLE PURPLE
IN: tufa fep gazzer OUT: PINK PURPLE PINK
IN: dax gazzer gazzer OUT: GREEN PURPLE PURPLE
IN: tufa kiki OUT: PINK PINK
IN: dax blicket blicket zup dax OUT: GREEN BLUE BLUE GREEN
IN: blicket dax kiki OUT: BLUE GREEN GREEN

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