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

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

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