*SUPPORT*
IN: gazzer fep gazzer tufa OUT: BLUE BLUE BLUE
IN: blicket blicket tufa zup blicket zup lug OUT: RED PURPLE PURPLE PURPLE PURPLE
IN: lug zup lug OUT: RED RED
IN: gazzer tufa fep blicket tufa zup gazzer OUT: BLUE PURPLE PURPLE BLUE BLUE
IN: lug zup dax OUT: YELLOW RED
IN: dax tufa OUT: YELLOW YELLOW
IN: blicket dax tufa OUT: PURPLE YELLOW YELLOW
IN: gazzer OUT: BLUE
IN: dax blicket OUT: YELLOW PURPLE
IN: blicket OUT: PURPLE
IN: blicket fep blicket blicket tufa zup lug OUT: RED PURPLE PURPLE PURPLE PURPLE
IN: lug blicket tufa OUT: RED PURPLE PURPLE
IN: blicket tufa OUT: PURPLE PURPLE
IN: blicket fep gazzer dax zup dax OUT: YELLOW BLUE YELLOW PURPLE

*QUERY*
IN: lug tufa fep dax tufa OUT: YELLOW YELLOW RED RED
IN: blicket tufa fep blicket tufa OUT: PURPLE PURPLE PURPLE PURPLE
IN: blicket dax OUT: PURPLE YELLOW
IN: gazzer tufa OUT: BLUE BLUE
IN: blicket blicket OUT: PURPLE PURPLE
IN: dax OUT: YELLOW
IN: lug OUT: RED
IN: blicket dax tufa fep dax OUT: YELLOW PURPLE YELLOW YELLOW
IN: lug tufa OUT: RED RED
IN: lug tufa zup blicket OUT: PURPLE RED RED

*GRAMMAR*
lug -> RED 
 blicket -> PURPLE 
 dax -> YELLOW 
 gazzer -> BLUE 
 u1 tufa -> [u1] [u1] 
 x1 zup u1 -> [u1] [x1] 
 x1 fep x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 