Explainer: What do Ireland need to do to get to first Women's World Cup?

ON THE VERGE: Katie McCabe of Republic of Ireland with the match ball after she scored a hat trick in the FIFA Women's World Cup 2023 Qualifier match between Georgia and Republic of Ireland at Tengiz Burjanadze Stadium in Gori, Georgia. Pic: Stephen McCarthy/Sportsfile

Ireland are on course for their first-ever Women’s World Cup play-off but what do they need to get there and how does the series work?

Here are the key questions and answers: