How Check Points will work for multiple incomplete interviews created by logged in Contact

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Conatct Check Point is not supporting Multiple Incomplete OPA Interviews created by Contact. Our requirement is as follows,

1. Logged in Contact will click a Link in OSC CP Page to create a Claim and redirected to OPA Interview page.
2. Logged in Contact will fill OPA Interview pages and before Submitting Claim from OPA, if Contact have Multiple Incomplete Interviews, how Check Points will Capture Context of Multiple Incomplete Claim Interviews.
3. We are having Claims as Custom Object and Contact Check Point Object in OSC and  to support Multiple Incomplete Interviews for Same Contact, making Claims as Child to Contact Check Point will Work??