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

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

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