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

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

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