Who has summited the world's 14 highest peaks in a period of six months and six days, which is a new record?

Nirmal "Nims" Purja, a Nepalese climber, has summited the world's 14 highest peaks in a period of six months and six days, which is 189 days. He smashed the previous record by more than seven years. He climbed the Mount Shishapangma at 26,335 feet in Tibet. He summited the world's 14 tallest mountains in record time.