JSON:

{bus:{passengers:[{child:true},{no_ticket:true},{pensioner:true},{pensioner: true},{age:35}]}}

XML:

<bus>

<passengers>

<passenger>

<child>true</child>

</passenger>

<passenger>

<pensioner>true</pensioner>

</passenger>

<passenger>

<pensioner>true</pensioner>

</passenger>

<passenger>

<no_ticket>true</no_ticket>

</passenger>

<passenger>

<age>35</age>

</passenger>

</passengers>

</bus>