Assigning 2 equipment to 1 power unit

Summary: How to merge 2 trailers to 1 power unit as Oracle documents says that just 1 equipment can be assigned to 1 power unit in the same effective time and my case in real that I have 2 trailers attached by each other and those 2 trailers are attached to the power unit, so how to manage this case in OTM ?

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Version (include the version you are using, if applicable): OTMv23c

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