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

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

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