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

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

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