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

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

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