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

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

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