# ifc-commit - Extract: [duplex_extract.ifc](https://gitaec.org/rvba/ifc-commit/src/commit/8b520463465a6669bb6436a3b966b7848546438a/ifc/duplex_extract.ifc) - Modify: [duplex_modified.ifc](https://gitaec.org/rvba/ifc-commit/src/commit/8b520463465a6669bb6436a3b966b7848546438a/ifc/duplex_modified.ifc) - Merge: [duplex_merge.ifc](https://gitaec.org/rvba/ifc-commit/src/commit/8b520463465a6669bb6436a3b966b7848546438a/ifc/duplex_merge.ifc)