contest for legitimacy vs its contest for

Some examples from the web:

• We should therefore regard those who contest the legitimacy of President Gbagbo as subversive elements and the Ivorian government is entitled to take this into account.
• In its judgment in Volker und Markus Schecke GbR and Hartmut Eifert v Land Hessen, the Court did not contest the legitimacy of the objective of reinforcing public control of the use of the money from the Funds.
• I regard it as being anything but a secret ballot and wish to contest its legitimacy before we go any further.
• Transparency of political institutions is a prerequisite for legitimacy.
• Transparency of political institutions' activities is a prerequisite for legitimacy.
• I voted in favour of this report because transparency of political institutions is a prerequisite for legitimacy.
• The report states that the 'transparency of political institutions is a prerequisite for legitimacy.
• I welcomed this report because transparency of political institutions is a prerequisite for legitimacy.
• The transparency of political institutions is a prerequisite for legitimacy, and it is an ethical imperative.
• We plan to give Dionysus a spirited contest for his crown.
• I hear there's quite a contest for your charms.
• Consul Mark Antony declares your contest for control of the Aventine is finished.
• It's a contest for young unknown writers, and i might have...
• All eyes now turned to the contest for the fastest voyage.
• I've been going to this contest for four years.
• I've been going to this contest for four years.
• The contest for the Tory leadership is now officially on.
• I am withdrawing from the contest for the leadership.
• Let the contest for prime minister begin!
• It's a contest for a prom theme song.

Some examples from the web:

• It's a contest for young unknown writers, and i might have...
• It's a contest for a prom theme song.
• We should do it like a contest for the staff.
• It's basically a contest for second place.
• Even if the railway undertaking contests its responsibility for physical injury to a passenger whom it conveys, it shall make every reasonable effort to assist a passenger claiming compensation for damage from third parties.
• Don't you realize that with that thing about the contest it's easier for the pardon to arrive...?
• It contests Commission Regulation (EC) No 384/2004.
• We plan to give Dionysus a spirited contest for his crown.
• I hear there's quite a contest for your charms.
• Consul Mark Antony declares your contest for control of the Aventine is finished.
• All eyes now turned to the contest for the fastest voyage.
• I've been going to this contest for four years.
• I've been going to this contest for four years.
• The contest for the Tory leadership is now officially on.
• I am withdrawing from the contest for the leadership.
• Let the contest for prime minister begin!
• Did sales contest for people like you, bud.
• I should like to congratulate you on winning the contest for hosting the Olympic Games.
• Furthermore, it contests the amount of the additional cost calculated by Belgium.
• You'll be some stiff competition at the costume contest for sure.