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

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

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