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

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

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