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

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

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