Corpora: Corpus of conceptual graphs?

[Alexander Gelbukh]

Dear colleagues,

Are there any corpora of English, Spanish, or other texts represented as
Conceptual Graphs (a semantic representation introduced by Sowa)? Any free
available ones?

Thank you!
Alexander

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Prof. Dr. Alexander Gelbukh (Alexandre Guelboukh Kahn),
Professor and researcher, head of NLP Lab,
Centro de Investigacion en Computacion (CIC),
Instituto Politecnico Nacional (IPN).
Address: CIC, IPN, entrada por calle Venus (cerca de Metro Poli),
         Col. Zacatenco, CP 07738, Mexico DF., Mexico
Office: (+52) 5729-6000 ext. 56544, 56518, 56602, home 5597-0709
Fax: +1 (520) 441-1817 (personal), (+52) 5586-2936 (shared)
gelbukh at earthling.net, gelbukh at cic.ipn.mx, www.cic.ipn.mx/~gelbukh
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