三さん角かく闘とう争そう

noun

three-cornered fight; three-way struggle

Used for a conflict or competition involving three parties, such as in politics, sports, or business.

• 選せん挙きょは与よ党とうと二に大だい野や党とうによる三さん角かく闘とう争そうとなった。

  The election turned into a three-cornered fight between the ruling party and the two major opposition parties.