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

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

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