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

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

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