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

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

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