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

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

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