The phrase "advocated by three" is correct and usable in written English.
It can be used when referring to a position, idea, or proposal that has been supported or endorsed by three individuals or entities.
Example: "The new policy changes were strongly advocated by three leading experts in the field."
Alternatives: "supported by three" or "endorsed by three".
The renewal of Thomistic thought was advocated by three influential Jesuit writers in Italy and Germany: Luigi Taparelli d'Azeglio, Matteo Liberatore, and Joseph Kleutgen.
Editors' Note: February 19 , 2001 Monday An Op-Ed article by former President Bill Clinton yesterday about the pardons of Marc Rich and Pincus Green stated erroneously in some editions that "the applications were reviewed and advocated" by three prominent lawyers, Leonard Garment, William Bradford Reynolds and Lewis Libby.
It is less so than that advocated by four disinterested amici curiae.
Perhaps the most decisive advantage occurred through a change advocated by one of Boeing's biggest supporters, Representative Norm Dicks, Democrat of Washington.
But Mr. Parrott accused the mayor of not looking hard enough at increasing revenue from the city's highest earners — a step advocated by one possible mayoral candidate, John C. Liu, the city comptroller.
While Mr. Rajoy has been criticized for his dilatory ways, experts in Spain point out that the go-slow approach actually represents more of a calculated strategy advocated by one of Mr. Rajoy's top economic advisers, Álvaro Nadal, who is a member of Mr. Rajoy's center right Popular Party.
It also describes a strategy, advocated by one personal finance professor, that offers the tantalizing prospect of beating the market with a mix of market-tracking index funds.
A policy of devolution had been advocated by the three main UK parties with varying enthusiasm during recent history.
There is even less in the way of foreplay now, and the safe sex advocated by the two rather edgy Timothy Dalton films appears to have been abandoned.
This week's poem, "Lines Written in Early Spring", has all the simplicity of diction advocated by the two radical young poets, Wordsworth and Coleridge, when they collaborated on Lyrical Ballads.
The most ambitious is advocated by Norman Foster, one of Britain's most celebrated architects, who has called for an integrated air and high-speed rail hub built partly on reclaimed land adjacent to the Isle of Grain, on the south side of the Thames estuary about 40 miles from central London.
