Nano Banana Prompt: Kids English Phonics & Sentence Flashcard

(Preschool English Phonics & Sentence Flashcard Generator, Horizontal Printable Worksheet) Wide horizontal kids early education flashcard with clean white background and thin black outer border, split into 2 horizontal equal-height sections:
1. Top section: Left large text area (custom sentence, key target word rendered in bold big colored font), right small square sub-grid with 1 cartoon item illustration + its English noun label below.
2. Bottom section: Evenly split into 4 vertical sub-grids with thin dashed dividing lines, each grid has 1 cute cartoon object drawing + matching English noun caption underneath.
Unified illustration style: Cute kawaii cartoon design, all objects have friendly smiling face, soft bright pastel colors, thick clean outline, matte flat picture-book texture, kid-friendly visual style, 8K sharp printable resolution.
Two usable template modes:
Mode 1 Alphabet Phonics: Top left shows uppercase + lowercase bold colorful letters + text 'is for', top right is the starting-letter example noun image; bottom 4 items are other words starting with the same letter.
Mode 2 Theme Sentence: Top left is fixed-structure simple sentence with theme keyword highlighted in colored bold font, top right is theme-matching example image; bottom 4 items belong to the same theme category.
Layout rule: All text uses clear rounded sans-serif kids font, all illustrations center-aligned inside their grid cells, neat spacing without overlapping elements.
Subject requirement: Generate flashcard following {flashcard_custom_info}, keep the 2-row + bottom-4-column fixed layout, consistent cute cartoon style