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

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

*GRAMMAR*
dax -> YELLOW 
 tufa -> PINK 
 wif -> RED 
 lug -> GREEN 
 x1 gazzer x2 -> [x1] [x1] [x2] [x1] 
 u1 blicket u2 -> [u2] [u1] 
 u1 kiki -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 