How many first ladies have died in the White House?
3
2
2
2
2
4
2
4
2
3
4
2
3
4
2
3
4
2
3
4
2
1
3
5
4
2
1
3
5
4
2
1
3
5
4
2
1
3
5
4
2
1
3
5
4
2
7
1
3
5
4
2
7
0
1
3
5
4
2
7
1
3
0
5
4
2
7
1
3
5
0
4
2
7
6
1
3
5
4
2
7
0
6
1
3
8
5
4
7
6
9
1
3
0
8
5
4
7
6
9
1
3
8
5
0
4
7
6
9
1
3
8
5
4
7
6
13
9
1
3
8
5
7
6
13
9
1
3
8
5
7
6
13
9
1
8
5
7
6
13
9
1
8
5
7
6
13
9
1
8
5
7
6
13
9
1
11
8
5
7
6
13
9
11
8
7
6
13
9
11
8
7
6
13
9
11
8
10
7
6
13
9
11
8
10
7
6
13
9
11
8
10
6
13
9
11
8
10
6
13
9