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

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

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