How many books are in the Lord of the Rings series?
3
3
3
4
3
4
3
4
5
3
4
5
3
4
5
3
4
5
3
4
5
3
4
5
3
4
5
3
4
5
3
6
4
5
3
6
4
5
3
6
4
7
5
3
6
4
7
5
3
6
4
7
5
3
6
4
7
5
3
2
6
4
7
5
3
2
6
4
7
5
3
2
6
4
7
5
2
6
4
7
5
2
6
7
5
2
6
7
5
2
6
7
2
6
7
2
6
7
2
6
7
2
6
7
2
6
7
2
12
6
7
2
12
6
3 volumes
7
2
1
12
8
7
2
1
12
0
8
7
2
1
12
8
2 volumes
0
2
1
12
8
4 volumes
0
2
1
12
3 volumes
14
8
2
1
12
14
0
8
1
12
14
8
0
1
2 volumes
12
14
8
0
1
4 volumes
12
9
3 volumes
14
8
121
1
12
9
14
0
8
6 volumes
121
1
12
9
14
8
0
3 volumes
1
5 volumes
2 volumes
12
9
121
14
8
1
67
4 volumes
12
9
14
8
121