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

*QUERY*
IN: kiki dax blicket dax OUT: YELLOW GREEN GREEN
IN: wif lug wif OUT: BLUE BLUE
IN: kiki blicket tufa OUT: PURPLE YELLOW
IN: kiki OUT: YELLOW
IN: wif blicket dax OUT: GREEN BLUE
IN: dax kiki dax OUT: GREEN YELLOW GREEN
IN: wif blicket wif OUT: BLUE BLUE
IN: kiki blicket tufa lug wif OUT: BLUE PURPLE YELLOW
IN: dax OUT: GREEN
IN: kiki tufa fep dax OUT: GREEN YELLOW PURPLE GREEN YELLOW PURPLE

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