Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Week of | Tournament | Champion | Runner-up | Semifinalists | Quarterfinalists |
| --- | --- | --- | --- | --- | --- |
| 6 November | Stockholm , Sweden Hard – $175,000 – S64/D32 | John McEnroe 6–2, 6–2 | Tim Gullikson | Björn Borg Wojtek Fibak | Peter Fleming Tom Okker Arthur Ashe Stan Smith |
| 6 November | Stockholm , Sweden Hard – $175,000 – S64/D32 | Tom Okker Wojtek Fibak 6–3, 6–2 | Robert Lutz Stan Smith | Björn Borg Wojtek Fibak | Peter Fleming Tom Okker Arthur Ashe Stan Smith |
| 13 November | Hong Kong Hard – $75,000 – S32/D16 | Eliot Teltscher 6–4, 6–3, 6–2 | Pat Du Pré | Hank Pfister Ramesh Krishnan | Butch Walts Ken Rosewall Geoff Masters Terry Moor |
| 13 November | Hong Kong Hard – $75,000 – S32/D16 | John Marks Mark Edmondson 5–7, 7–6, 6–1 | Hank Pfister Brad Rowe | Hank Pfister Ramesh Krishnan | Butch Walts Ken Rosewall Geoff Masters Terry Moor |
| 20 November | Manila , Philippines Clay – $75,000 – S32/D16 | Yannick Noah 6–2, 6–0 | Peter Feigl | Peter McNamara Brian Teacher | Mike Cahill Ángel Giménez Terry Moor Tom Gorman |
Question:
Who were the semifinalists when the runner-up was Pat Du Pré?
Answer:
Hank Pfister Ramesh Krishnan