Dutch police are investigating an explosion that damaged an office building in Amsterdam and was claimed by the same extremist organisation which also claimed it was behind a recent blast at a Jewish school in the area, a police spokesperson said on Monday.It was not immediately clear if the building has a link to Amsterdam’s Jewish community.For all the latest headlines, follow our Google News channel online or via the app.Officers were investigating the explosion, which led to a small fire that was quickly extinguished by security guards and caused minor damage, the spokesperson said, adding that police were examining whether the two incidents were indeed linked.Sienna Investment Managers, which manages the building, did not immediately reply to an emailed request for comment.Saturday’s explosion, for which the same group claimed responsibility, caused minor damage to a Jewish school. Amsterdam Mayor Femke Halsema and Dutch Prime Minister Rob Jetten condemned the attack.The group has