Packing DMRS

One advantage of matching using DMRS, as opposed to the earlier *MRS approaches, is that DMRS structures may be packed, allowing efficient matching operations to be performed on a forest of alternative structures.

(Resources for Building Applications with Dependency Minimal Recursion Semantics https://www.aclweb.org/anthology/L16-1197.pdf)

What it packing an DMRS? Where can I find an example?

I would look here:

Also I thought about it for PyDelphin at one point: https://github.com/delph-in/pydelphin/issues/20

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