Table: emilio_sanchez_tournaments
Columns: tournament
1990
1991
1992
1993
1994
1995
1996
1997
1998
career_sr
career_win_loss

Question: Madrid (Stuttgart) tournament with a 1996 of A has this for a Career SR?
SQL: SELECT "career_sr" FROM emilio_sanchez_tournaments WHERE "1996" = 'a' AND "tournament" = 'madrid (stuttgart)'