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

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

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