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:
| Release date | Single title | UK Singles Chart\nposition | French\nCharts | German\nCharts | Irish\nCharts | Various |
| --- | --- | --- | --- | --- | --- | --- |
| 1976 | "Sister Mary" (duet with Joe Dolan) | - | - | - | 2 | - |
| May 1976 | "Who's That Lady With My Man" | - | 5 | - | - | - |
| October 1976 | "Help Me" | - | 17 | - | - | - |
| 1976 | "Goodbye Venice Goodbye" | - | - | - | - | - |
| February 1977 | "All We Need is Love" | - | - | - | - | - |
| June 1977 | "Run to Me" | - | - | - | - | #22 (Netherlands), #5 (South Africa) |
| February 1978 | "Make Love to Me" | - | - | - | - | #5 (Australia), #2 (South Africa) |
| August 1978 | "Loving Just for Fun" | - | - | - | - | - |
| November 1978 | "Take Me to Paradise" | - | - | - | - | - |
| January 1979 | "If I Can't Have You" | - | - | - | - | - |
| August 1979 | "Feels Like I'm in Love" | - | - | - | - | - |
| May 1980 | "Feels Like I'm in Love" (re-release) | 1 | - | 5 | 3 | #6 (Australia), #6 (Austria)\n#2 (Belgium), #3 (Netherlands)\n#7 (South Africa) |
| November 1980 | "Loving Just for Fun" (re-release) | 21 | - | 20 | 22 | - |
| February 1981 | "Hot Love" | 22 | - | 25 | 13 | - |
| May 1981 | "Love Trial" | 51 | - | 75 | - | - |
| August 1981 | "Don't Stop Your Love" | - | - | - | - | - |
| January 1982 | "I Need Your Love" | - | - | - | - | - |
| April 1982 | "I Feel Love Comin' On" | - | - | - | - | - |
| July 1982 | "Love's Got a Hold on You" | - | - | - | - | - |
| October 1982 | "Don't Take Your Love to Hollywood" | - | - | - | - | - |
| September 1983 | "Silent Treatment" | - | - | - | - | - |
| July 1984 | "Break Out" | 90 | - | - | - | - |
| October 1984 | "I'm On Fire" | - | - | - | - | - |
| September 1986 | "Feels Like I'm in Love '86" | - | - | - | - | - |
| 1988 | "Stealing My Time" | - | - | - | - | #2 (Denmark) |
| 1988 | "Halfway To Paradise" | - | - | - | - | - |
| 1998 | "I'm In The Mood For Dancing" | - | - | - | - | - |
| February 2001 | "Hot Love 2001" | - | - | - | - | - |
Question:
which song was released earlier--"sister mary" or "run to me"?
Answer:
"Sister Mary"