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

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

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