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

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

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