Data: Neptun Werft, city, Rostock; Germany, leader, Joachim Gauck; Rostock, country, Germany; A-Rosa Luna, builder, Neptun Werft

Rostock based Neptun Werft built the A-Rosa Luna. Rostock is in Germany, where the name of the leader is Joachim Gauck.

Data: Airey Neave, unit, Royal Artillery; Royal Artillery, garrison, Hohne; Airey Neave, battle, World War II; World War II, commander, Benito Mussolini

Hohne is one of the garrisons of Royal Artillery, the unit that Airey Neave served in. Airey Neave fought in World War II, during which one oft he commanders was, Benito Mussolini.

Data: Allen Forrest, background, "solo singer"
Allen Forrest was originally a solo singer.