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

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

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