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

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

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