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

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

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