3
{ name:'Africa', type:'continent', children:[
4
{ name:'Egypt', type:'country' },
5
{ name:'Kenya', type:'country', children:[
6
{ name:'Nairobi', type:'city' },
7
{ name:'Mombasa', type:'city' } ]
9
{ name:'Sudan', type:'country', children:
10
{ name:'Khartoum', type:'city' }
13
{ name:'Asia', type:'continent', children:[
14
{ name:'China', type:'country' },
15
{ name:'India', type:'country' },
16
{ name:'Russia', type:'country' },
17
{ name:'Mongolia', type:'country' } ]
19
{ name:'Australia', type:'continent', population:'21 million', children:
20
{ name:'Commonwealth of Australia', type:'country', population:'21 million'}
22
{ name:'Europe', type:'continent', children:[
23
{ name:'Germany', type:'country' },
24
{ name:'France', type:'country' },
25
{ name:'Spain', type:'country' },
26
{ name:'Italy', type:'country' } ]
28
{ name:'North America', type:'continent', children:[
29
{ name:'Mexico', type:'country', population:'108 million', area:'1,972,550 sq km', children:[
30
{ name:'Mexico City', type:'city', population:'19 million', timezone:'-6 UTC'},
31
{ name:'Guadalajara', type:'city', population:'4 million', timezone:'-6 UTC' } ]
33
{ name:'Canada', type:'country', population:'33 million', area:'9,984,670 sq km', children:[
34
{ name:'Ottawa', type:'city', population:'0.9 million', timezone:'-5 UTC'},
35
{ name:'Toronto', type:'city', population:'2.5 million', timezone:'-5 UTC' }]
37
{ name:'United States of America', type:'country' } ]
39
{ name:'South America', type:'continent', children:[
40
{ name:'Brazil', type:'country', population:'186 million' },
41
{ name:'Argentina', type:'country', population:'40 million' } ]