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

*QUERY*
IN: zup wif kiki dax tufa wif OUT: GREEN BLUE PINK BLUE RED
IN: kiki tufa dax OUT: RED PINK
IN: kiki tufa wif OUT: BLUE PINK
IN: dax zup kiki tufa dax blicket kiki OUT: RED GREEN RED PINK PINK
IN: kiki fep dax OUT: PINK RED
IN: dax OUT: RED
IN: zup tufa dax OUT: RED GREEN
IN: dax kiki OUT: RED PINK
IN: zup fep zup OUT: GREEN GREEN
IN: wif tufa kiki OUT: PINK BLUE

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