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

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

*GRAMMAR*
gazzer -> RED 
 wif -> YELLOW 
 blicket -> GREEN 
 fep -> BLUE 
 x1 dax -> [x1] [x1] 
 u1 tufa u2 -> [u1] [u1] [u2] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 