The webapp provides for each item the link on ECB's website.
Speeches for : Philip R. Lane where "chief" appeared
2023-10-16 : Interview with Het Financieele Dagblad2023-08-11 : The ECB Podcast Summer School #2: the nuts and bolts of interest rates
2023-08-04 : The ECB Podcast Summer School #1: a deep dive into inflation
2020-09-24 : Q&A on Twitter