Irina Axenova Hi. Good morning, everyone. Thank you again for staying with us for so long and we do apologize for the technical difficulties that we have in the morning. I hope that everything is working well now and the sound is loud and clear. We would like to start our Fourth Quarter Earnings Conference Call Sigma Lithium. And on the call today, we have our Co-Chairperson and Chief Executive Officer, Ana Cabral, and our Chief Financial Officer, Rogerio Marchini. I would like to remind you that the presen ...