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

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

*GRAMMAR*
fep -> BLUE 
 blicket -> YELLOW 
 tufa -> PURPLE 
 wif -> RED 
 x1 zup x2 -> [x1] [x2] 
 u1 lug u2 -> [u2] [u2] [u1] [u2] 
 u1 dax x1 -> [u1] [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 