Odata Services with Complex Types

Dear All

We have a requirement to create an OData Services with complex type . Structure of this type is as follows

Zparent (Structure name)

| name- String

|--------| Table of ZChild (Structure name)

|-------- name- string

|---------value- String

Has anyone tried it and if yes what are the basic fundamental steps to accomplish it

I am a newbie therefore need some guidance

Points will be rewarded

Thanks in advance

Gaurav