*SUPPORT*
IN: wif kiki fep OUT: YELLOW RED
IN: zup lug zup fep blicket dax OUT: BLUE BLUE PURPLE RED RED
IN: wif dax blicket wif OUT: YELLOW YELLOW PURPLE PURPLE
IN: dax blicket wif OUT: YELLOW PURPLE PURPLE
IN: fep blicket wif OUT: YELLOW RED RED
IN: wif blicket wif OUT: YELLOW YELLOW YELLOW
IN: zup fep wif wif fep blicket zup OUT: BLUE RED YELLOW YELLOW BLUE RED RED
IN: wif kiki zup OUT: YELLOW BLUE
IN: dax OUT: PURPLE
IN: fep blicket fep OUT: RED RED RED
IN: zup kiki wif OUT: BLUE YELLOW
IN: dax kiki wif OUT: PURPLE YELLOW
IN: zup OUT: BLUE
IN: fep fep lug dax OUT: RED RED PURPLE

*QUERY*
IN: wif wif blicket dax OUT: YELLOW PURPLE YELLOW YELLOW
IN: wif fep kiki wif OUT: YELLOW RED YELLOW
IN: dax lug wif lug dax lug dax OUT: PURPLE YELLOW PURPLE PURPLE
IN: fep blicket dax OUT: PURPLE RED RED
IN: dax fep lug zup lug fep kiki zup OUT: PURPLE RED BLUE RED BLUE
IN: fep blicket zup OUT: BLUE RED RED
IN: wif OUT: YELLOW
IN: wif zup fep lug fep OUT: YELLOW BLUE RED RED
IN: wif dax kiki zup OUT: YELLOW PURPLE BLUE
IN: zup kiki fep OUT: BLUE RED

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