Local artist Julia LaChica guided the hands of eager kids at the Richmond Art Center on Saturday as they pulled a squeegee across a stencil: “LAND BACK, THIS LAND IS HUICHIN.” Huichin refers to the land of the Ohlone people, what is now commonly called the Bay Area. LaChica helped youth attendees peel paper away from the wooden screenprint frame to reveal the bold words on a take-home poster. “In designing this, I was thinking about the land, the Indigenous…