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

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

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