Sentence: Rostock is in Germany which has Angela Merkel as a leader. The builder of the A-Rosa Luna is Neptun Werft, who are a company in Rostock.

What structured data could we extract from this sentence?
Germany, leader, Angela Merkel; Neptun Werft, city, Rostock; Rostock, country, Germany; A-Rosa Luna, builder, Neptun Werft