"One story links this day to an old Roman festival." What is the subject

2 answers

http://www.uottawa.ca/academic/arts/writcent/hypergrammar/subjpred.html

Read about subjects here; then let us know what you think and why. Someone here will be happy to let you know if you're right.
Or, ask yourself this question: WHAT is this talking about? That should give you the subject.