Current Semantic Web Layer Cake

Hi all

I would like to know where I can find the current up-to-date Semantic Web
layer cake. It seems that [1] is the most used, but is that the recent one?

Thanks!

[1] http://www.w3.org/2001/09/06-ecdl/slide17-0.html

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Juan Sequeda

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University of Texas at Austin                Austin, Texas, USA
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