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

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

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