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

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

*GRAMMAR*
zup -> PINK 
 tufa -> GREEN 
 lug -> BLUE 
 kiki -> PURPLE 
 x1 wif u1 -> [x1] [u1] [u1] 
 u1 dax u2 -> [u1] [u2] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 