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

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

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