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

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

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