1var a = {
2    name:'a',
3    'light': 'good',
4    'dark' : {
5         name: 'dark',
6        'black': 'bad',
7        'gray' : 'not so bad'
8    }
9}
10
11// This way you can do
12
13console.log(a.name,a.dark.name);
14