The ship, owned by Mitsui O.S.K. Lines and flagged in the Cayman Islands, came under attack at around 4 p.m. Somali time (UTC+3) as gunfire came from two small priate boats. The vessel, with a crew of eighteen from the Philippines, suffered light damage to its front and windows were broken. The Jasmine Ace was en-route from Sharjah, United Arab Emirates to Mombasa, Kenya. The 126.75m car carrier had loaded with 377 used cars in Sharjah on March 17.
Can we say the following?
Mitsui O.S.K is the owner of the Cayman Islands.

no

On April 27th, Pavolini went on, ahead of his troops, and reached Mussolini. Accompanying him were Angela Curti, the former mistress of Mussolini.
Can we say the following?
Angela Curti was Mussolini's mistress.

yes

The Pakistani news source GEO states that the first explosion occurred at 9:05 local time (0505 UTC), with the second explosion occurring minutes afterwards. The explosions occurred at the parking lot of the Marriott Hotel in Karachi, about 60 feet (18 meters) from the consulate gate. Damage to the building as well as over ten nearby vehicles was also reported. The Associated Press reports that the same consulate has been targeted twice in the recent past: an attack in 2002 left 14 Pakistanis dead, and in 2004 police defused a time bomb before it was set to detonate.
Can we say the following?
There is a Marriott Hotel in London.

no

Prime Minister Jos Manuel Duro Barroso resigns. He is to assume the presidency of the European Commission later in the year (the European Parliament approves him on July 22).
Can we say the following?
New Portuguese prime minister is elected.
no