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

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

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