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

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

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