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Changes between Version 4 and Version 5 of SigMmtTutorial

v4	v5
30	30
31	31	Session 1)
	32
32	33	Describing products as semantic models
33	34
…	…
42	43
43	44	Session 2)
	45
44	46	Representing product models using reference data
45	47
…	…
54	56
55	57	Session 3)
	58
56	59	Reasoning about product properties and behavior
57	60