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

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

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