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

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

*GRAMMAR*
wif -> PINK 
 kiki -> BLUE 
 zup -> RED 
 lug -> GREEN 
 u1 tufa u2 -> [u1] [u2] 
 x1 blicket x2 -> [x2] [x1] 
 u1 dax -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 