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

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

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