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

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

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