Preserve inner references during unnest

[tefra]

📒 Description

Otherwise we might run into naming conflicts.

Resolves #1119

🔗 What I've Done

Write a description of the steps taken to resolve the issue

💬 Comments

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🛫 Checklist

• Updated docs
• Added unit-tests
• Sample tests pass
• W3C tests pass

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.82%. Comparing base (b6bd7e9) to head (4f8afc4).
Report is 1 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##              main    #1126      +/-   ##
===========================================
- Coverage   100.00%   99.82%   -0.18%     
===========================================
  Files          115      115              
  Lines         9321     9324       +3     
  Branches      1418     1419       +1     
===========================================
- Hits          9321     9308      -13     
- Misses           0       13      +13     
- Partials         0        3       +3     

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