RRS A8.2: If boats are still tied after counting place-by-place occurrences, rank them by their score in the most recent race, then the next most recent, and so on. Alice and Bob each score 8 points, with identical place distributions (one 1st, one 2nd, one DNC each). Race 3 is a draw — both took DNC. Looking back to race 2, Bob finished 1st and Alice 2nd: Bob ranks ahead.
Scoring configuration: No discards. DNF/OCS scoring: A5.2 (series entries).
4 boats, N+1 = 5.
Alice: 1st, 2nd, DNC → 1+2+5=8 (one 1st, one 2nd, one DNC)
Bob: 2nd, 1st, DNC → 2+1+5=8 (one 1st, one 2nd, one DNC) ← tied with Alice
Carol: 3rd, 3rd, 1st → 3+3+1=7 (wins outright)
David: 4th, 4th, 2nd → 4+4+2=10
Tie-break (Alice vs Bob):
Step 1 — count 1s: Alice=1, Bob=1 → equal
Step 2 — count 2s: Alice=1, Bob=1 → equal
Step 3 — count 5s (DNC): Alice=1, Bob=1 → equal (all counts identical)
Last resort — most recent race (race 3): Alice=5, Bob=5 → equal
Next race back (race 2): Alice=2, Bob=1 → Bob wins
Alice and Bob both DNC; Carol wins, David 2nd