*SUPPORT*
IN: dax kiki blicket gazzer OUT: YELLOW PINK PURPLE
IN: gazzer fep blicket OUT: PINK YELLOW PINK
IN: blicket kiki lug fep gazzer OUT: RED PINK RED YELLOW
IN: lug fep dax OUT: RED PURPLE RED
IN: dax lug fep dax OUT: PURPLE RED PURPLE RED
IN: blicket kiki dax OUT: PURPLE YELLOW
IN: blicket gazzer fep gazzer OUT: YELLOW PINK PINK PINK
IN: dax blicket kiki dax tufa blicket OUT: PURPLE YELLOW PURPLE YELLOW
IN: lug lug fep gazzer OUT: RED RED PINK RED
IN: lug OUT: RED
IN: gazzer kiki gazzer kiki gazzer tufa lug OUT: RED PINK PINK PINK
IN: blicket fep blicket OUT: YELLOW YELLOW YELLOW
IN: dax fep lug OUT: PURPLE RED PURPLE
IN: dax fep blicket OUT: PURPLE YELLOW PURPLE

*QUERY*
IN: lug blicket fep lug OUT: RED YELLOW RED YELLOW
IN: blicket tufa dax OUT: PURPLE YELLOW
IN: lug fep lug OUT: RED RED RED
IN: dax fep dax OUT: PURPLE PURPLE PURPLE
IN: dax tufa lug OUT: RED PURPLE
IN: blicket fep dax OUT: YELLOW PURPLE YELLOW
IN: gazzer OUT: PINK
IN: blicket OUT: YELLOW
IN: lug lug tufa lug OUT: RED RED RED
IN: blicket kiki lug fep blicket OUT: RED YELLOW RED YELLOW

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