I didn't say trained on, I said "trained for SVG output". Gemini team members have publicly stated that they have trained for SVG:

https://twitter.com/sunjiao123sun_/status/202455551655137292...

> I’ve been developing the SVG generation capabilities for Gemini 3.1, and the complexity of the SVGs is stunning.

> This allows UX designers to transcend pixel constraints and directly output structural, production-ready code!