Create a single vertical 4:5 educational illustration for an English language lesson. Show ONE professional: a school teacher. The teacher is actively teaching a small group of students in a modern classroom, standing near a board and explaining something to the class. Include subtle visual details such as books, notebooks, a classroom desk and teaching materials that clearly suggest the profession. Style: modern semi-realistic editorial illustration, realistic proportions, natural facial expression, professional but friendly, clean bright environment, visually engaging and suitable for an English language presentation. Show only ONE teacher as the main professional. Students can be present in the background, but do not show any other professionals. Vertical 4:5 composition. The teacher should be large and clearly visible. IMPORTANT: no text, labels, words, letters, logos, brand names, watermarks or readable writing anywhere in the image. Ver mais