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

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

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