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

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

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