At an Italian airport. Here are the impressive fields:
https://runnersweb.com/running/news_2021/rw_news_20210401_RRW_Racing_RoundUp.html
Marius Kipserem is my choice to win. Only tenth in London last Oct but won Rotterdam in 2019 in 2.04.11 after the previous year winning the short course in Abu Dhabi in 2.04.04. I had him ranked 16 among marathoners at the end of last year.