Question: Are Otto-Pekka Jurvainen and Carl Björnstjerna of the same nationality?
Sentence (from "1991 Norstar Bank Hamlet Challenge Cup – Doubles"): Eric Jelen and Carl- Uwe Steeb won in the final 0 – 6, 6 – 4, 7 – 6, against Doug Flach and Diego Nargiso.
Relevant evidence: No