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:
| Outcome | Date | Tournament | Surface | Opponent | Score |
| --- | --- | --- | --- | --- | --- |
| Winner | 23 April 1984 | Taranto | Clay | Sabrina Goleš | 6–3, 7–5 |
| Winner | 9 July 1984 | Rio de Janeiro | Hard | Adriana Villagran | 6–3, 6–3 |
| Winner | 6 May 1985 | Barcelona | Clay | Raffaella Reggi | 6–3, 6–4 |
| Winner | 14 July 1986 | Bregenz | Clay | Mariana Pérez-Roldán | 6–4, 6–0 |
| Runner-up | 18 May 1987 | Strasbourg | Clay | Carling Bassett | 3–6, 4–6 |
| Winner | 6 July 1987 | Båstad | Clay | Catarina Lindqvist | 6–4, 6–4 |
| Winner | 2 November 1987 | Little Rock | Hard | Natalia Zvereva | 6–0, 1–6, 3–6 |
| Winner | 16 May 1988 | Strasbourg | Clay | Judith Wiesner | 6–3, 6–0 |
| Runner-up | 4 July 1988 | Båstad | Clay | Isabel Cueto | 5–7, 1–6 |
| Winner | 11 July 1988 | Nice | Clay | Nathalie Tauziat | 7–5, 6–4 |
| Runner-up | 17 July 1989 | Estoril | Clay | Isabel Cueto | 6–7 (3–7) , 2–6 |
| Winner | 18 September 1989 | Paris | Clay | Regina Rajchrtová | 6–4, 6–7 (5–7) , 6–1 |
| Winner | 9 July 1990 | Båstad | Clay | Csilla Bartos | 6–1, 6–2 |
| Winner | 22 April 1991 | Bol | Clay | Magdalena Maleeva | 6–4, 3–6, 7–5 |
| Runner-up | 8 July 1991 | Palermo | Clay | Mary Pierce | 0–6, 3–6 |
| Winner | 14 September 1992 | Paris | Clay | Emanuela Zardo | 6–2, 6–1 |
| Runner-up | 19 September 1994 | Moscow | Carpet (I) | Magdalena Maleeva | 5–7, 1–6 |
| Runner-up | 5 August 1996 | Maria Lankowitz | Clay | Barbara Paulus | w/o |
Question:
What is the opponent for the tournament of rio de janeiro?
Answer:
Adriana Villagran