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

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

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