Following is a demo of the Maze: Reference Resolution program.
?- talktome. Currently... the large yellow block is on the table the large red block is on the table the large blue block is on the table the large green block is on the table the small yellow block is on the table the small red block is on the table the small blue block is on the table the small green block is on the table What would you like to do next? |: pickup the small yellow block on the table Currently... the large yellow block is on the table the large red block is on the table the large blue block is on the table the large green block is on the table the small yellow block is in the hand the small red block is on the table the small blue block is on the table the small green block is on the table What would you like to do next? |: stack the small yellow block on the small red block Currently... the large yellow block is on the table the large red block is on the table the large blue block is on the table the large green block is on the table the small yellow block is on the small red block the small red block is on the table the small blue block is on the table the small green block is on the table What would you like to do next? |: exit false.