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:
| Goal | Date | Score | Result | Competition |
| --- | --- | --- | --- | --- |
| 1.0 | April 26, 1988 | 3–0 | 4–1 | Friendly |
| 2.0 | April 4, 1993 | 1–0 | 1–2 | 1994 FIFA World Cup qualification |
| 3.0 | April 25, 1993 | 4–0 | 4–0 | 1994 FIFA World Cup qualification |
| 4.0 | May 2, 1993 | 1–0 | 4–1 | 1994 FIFA World Cup qualification |
| 5.0 | June 10, 1993 | 2–0 | 3–1 | Friendly |
| 6.0 | June 27, 1993 | 1–0 | 4–2 | 1993 Copa América |
| 7.0 | June 27, 1993 | 3–0 | 4–2 | 1993 Copa América |
| 8.0 | August 8, 1993 | 1–1 | 1–1 | Friendly |
| 9.0 | February 2, 1994 | 1–1 | 1–4 | Friendly |
| 10.0 | July 5, 1994 | 1–1 | 1–1 ( p.s.o. ) | 1994 FIFA World Cup |
| 11.0 | June 24, 1995 | 1–1 | 2–1 | 1995 U.S. Cup |
| 12.0 | May 18, 1996 | 1–0 | 5–2 | Friendly |
| 13.0 | May 18, 1996 | 3–1 | 5–2 | Friendly |
| 14.0 | January 19, 1997 | 2–0 | 2–0 | 1997 U.S. Cup |
| 15.0 | October 15, 1997 | 2–0 | 5–0 | 1998 FIFA World Cup qualification |
| 16.0 | February 24, 1998 | 2–3 | 2–3 | Friendly |
| 17.0 | May 9, 1998 | 1–0 | 6–0 | Friendly |
| 18.0 | May 31, 1998 | 1–0 | 2–1 | Friendly |
| 19.0 | June 20, 1998 | 1–2 | 2–2 | 1998 FIFA World Cup |
| 20.0 | July 25, 2001 | 2–1 | 2–1 | 2001 Copa América |
| 21.0 | September 5, 2001 | 1–0 | 3–0 | 2002 FIFA World Cup qualification |
Question:
Which Result has a Goal larger than 6, and a Score of 1–0, and a Competition of friendly, and a Date of may 31, 1998?
Answer:
2–1