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

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

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