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

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

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