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

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

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