<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019ed66e-0dd9-7f67-99d4-4f6ef3ccd6c3,g:7f6ee635-1a7d-4db1-87eb-8d753bb22c56-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.blueowl.com/role/Cover" xlink:type="simple" xlink:href="osnl-20260618.xsd#Cover"/>
  <link:presentationLink xlink:role="http://www.blueowl.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019ed66e-0dd9-7c04-b87c-a43144d398f9" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_DocumentType_019ed66e-0dd9-7c04-b87c-a43144d398f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_019ed66e-0dd9-7550-b4b3-936cb0e3c328" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_DocumentPeriodEndDate_019ed66e-0dd9-7550-b4b3-936cb0e3c328" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019ed66e-0dd9-76b7-a4eb-4c5a19088be3" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityRegistrantName_019ed66e-0dd9-76b7-a4eb-4c5a19088be3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_019ed66e-0dd9-72b8-8998-8109838c4425" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityIncorporationStateCountryCode_019ed66e-0dd9-72b8-8998-8109838c4425" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_019ed66e-0dd9-7705-8e30-4f334ed737c0" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityFileNumber_019ed66e-0dd9-7705-8e30-4f334ed737c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019ed66e-0dd9-7303-ad2e-da00c235df2a" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityTaxIdentificationNumber_019ed66e-0dd9-7303-ad2e-da00c235df2a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_019ed66e-0dd9-7c12-ad1a-32c52897021c" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityAddressAddressLine1_019ed66e-0dd9-7c12-ad1a-32c52897021c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine2_019ed66e-0dd9-7eb2-b229-37d1d0e52326" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityAddressAddressLine2_019ed66e-0dd9-7eb2-b229-37d1d0e52326" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_019ed66e-0dd9-758f-9521-cf6715c76d4d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityAddressCityOrTown_019ed66e-0dd9-758f-9521-cf6715c76d4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_019ed66e-0dd9-7d9e-b04b-a098e7db4e61" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityAddressStateOrProvince_019ed66e-0dd9-7d9e-b04b-a098e7db4e61" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_019ed66e-0dd9-712f-a3ab-ba90aaf54e64" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityAddressPostalZipCode_019ed66e-0dd9-712f-a3ab-ba90aaf54e64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_019ed66e-0dd9-7c89-84de-683774f80369" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_CityAreaCode_019ed66e-0dd9-7c89-84de-683774f80369" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_019ed66e-0dd9-789e-bac6-122d0155dbf9" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_LocalPhoneNumber_019ed66e-0dd9-789e-bac6-122d0155dbf9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_019ed66e-0dd9-7fc7-8471-86aae1647f3e" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_WrittenCommunications_019ed66e-0dd9-7fc7-8471-86aae1647f3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_019ed66e-0dd9-7f9a-9d18-5507f75704fa" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_SolicitingMaterial_019ed66e-0dd9-7f9a-9d18-5507f75704fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_019ed66e-0dd9-792c-9256-bb7a5324395c" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_PreCommencementTenderOffer_019ed66e-0dd9-792c-9256-bb7a5324395c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_019ed66e-0dd9-7b6e-9379-d227d30f9e1f" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_019ed66e-0dd9-7b6e-9379-d227d30f9e1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_019ed66e-0dd9-7ef8-8cd9-478f0512ca0b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityEmergingGrowthCompany_019ed66e-0dd9-7ef8-8cd9-478f0512ca0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityExTransitionPeriod_019ed66e-0dd9-7ea0-b57a-bb71abf6afc0" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityExTransitionPeriod_019ed66e-0dd9-7ea0-b57a-bb71abf6afc0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019ed66e-0dd9-7eb1-ae5b-e28031e17634" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_AmendmentFlag_019ed66e-0dd9-7eb1-ae5b-e28031e17634" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019ed66e-0dd9-71a9-9316-fb1f98ecd847" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019ed66e-0dd9-75b5-9dae-f156015256ea" xlink:to="loc_dei_EntityCentralIndexKey_019ed66e-0dd9-71a9-9316-fb1f98ecd847" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
