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

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

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