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

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

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