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

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

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