There are three main schools of modernist poetry: symbolism, Archimedes and Futurism.
The pioneer of Russian symbolism is Vladimir Solovjeff.
Akme School was born out of symbolism and was initiated by a group of young poets, led by Nikolai GuMilijev and Sergey Gorodzky.
Futurism includes Mayakovski and Kamensky.
It's hard to say who has achieved the highest.
A website in Russia ranks top5, which can be used for reference.
Alexander? Xiao gang
Vladimir? Mayakovski
Anna Akhmatova and Nicola gumilyov
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Sergei. Ye Saining