Original sentence: Although he did not recite the entire 30 million digits that he claims to have memorized, he was reportedly able to recite randomly selected sequences from the 30 million digits.In June 2009 Andriy Slyusarchuk, a Ukrainian professor, claimed to have memorized the first 30 million places of π.This has been recognised as a world record by the Ukrainian Book of Records, but not by Guiness World Records
Edited sentence: Although he did not recite the entire 30 million digits that he claims to have memorized, he was reportedly able to recite any randomly selected sequences from the 30 million digits.On June, 17th, 2009 Andriy Slyusarchuk, a Ukrainian neurosurgeon, medical doctor and professor, claimed to have memorized the first 30 million places of π.Slyusarchuk was officially congratulated on setting a new world record by the President of Ukraine Viktor Yuschenko.This record and his previous record of memorizing 1 million digits of Pi in 2006 has been recognised as a world record by the Ukrainian Book of Records