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

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

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