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

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

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