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

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

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