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

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

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