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

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

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