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

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

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