Complex sentence: This intensified on 8 April, four days after publication, when Eli Yishai, Israel's Minister for the Interior, banned Grass from entering the country, saying the author should have his Nobel Prize withdrawn.
Split into simpler sentences: This intensified on 8 April, four days after publication, when Eli Yishai, Israel's Minister for the Interior, banned Grass from entering the country. In announcing the ban, Yishai also opined that the author should have his Nobel Prize withdrawn.