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

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

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