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

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

*GRAMMAR*
wif -> RED 
 dax -> PINK 
 lug -> GREEN 
 kiki -> BLUE 
 u1 tufa x1 -> [x1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 x1 fep x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 