# ifc-commit - Source : [duplex.ifc](https://gitaec.org/rvba/ifc-commit/src/commit/8f2d3a01a5327829859c1172999a42cb1a4a77e8/ifc/duplex.ifc) - Extract: duplex_extract.ifc *(not yet committed)* - Modify: duplex_modified.ifc *(not yet committed)* - Merge: duplex_merge.ifc *(not yet committed)*