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

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

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