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

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

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