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

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

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