From a small jetty below the railway bridge, you can take a ferry out into the Firth of Forth to tiny Inchcolm Island.
You cannot get to  the Firth of Forth to tiny Inchcolm Island.
mnli hypothesis: You cannot get to  the Firth of Forth to tiny Inchcolm Island. premise: From a small jetty below the railway bridge, you can take a ferry out into the Firth of Forth to tiny Inchcolm Island.