How many Iron Man movies are there?
3
4
4
4
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
5
4
3
5
4
3
5
4
3
5
4
3
5
4
3
5
4
3
5
4
2
3
5
4
2
3
5
4
2
3
5
2
3
1
6
5
2
3
1
6
5
2
3
1
6
5
2
1
6
5
2
1
6
5
2
0
1
6
5
2
1
6
0
5
2
1
6
5
0
2
8
1
6
5
2
0
8
1
6
5
2
9
8
1
6
0
2
9
8
1
6
2
9
8
1
6
7
2
9
8
1
6
7
2
9
8
1
6
7
2
9
8
1
6
7
4 films
2
9
8
1
6
7
9
8
1
6
7
10
9
8
1
6
7
10
9
8
1
6
7
10
9
3 films
8
4 films
7
10
ten
9
8
7
10
ten
9
8
7
10
9
ten
8
7
10
5 films
9
8
7
10
ten
3 films
4 films
9
8
7
10
ten
9
8
7
10
9
8
7