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

*QUERY*
IN: kiki OUT: GREEN
IN: fep lug kiki dax OUT: RED BLUE GREEN RED BLUE GREEN
IN: fep fep OUT: RED RED
IN: kiki lug kiki tufa lug OUT: GREEN BLUE GREEN BLUE
IN: kiki wif OUT: GREEN PURPLE
IN: lug lug OUT: BLUE BLUE
IN: lug dax OUT: BLUE BLUE
IN: wif kiki OUT: PURPLE GREEN
IN: wif OUT: PURPLE
IN: lug fep lug kiki OUT: BLUE RED BLUE GREEN

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