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

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

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