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

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

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