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

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

*GRAMMAR*
blicket -> BLUE 
 dax -> YELLOW 
 kiki -> RED 
 fep -> PURPLE 
 x1 tufa x2 -> [x2] [x1] [x2] [x2] 
 x1 lug -> [x1] [x1] [x1] 
 u1 wif u2 -> [u2] [u2] [u1] [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 