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

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

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