Full Prompt:

A horizontal landscape A4 phonics worksheet for 4-year-olds, black-and-white vector line art with a colorful title "Phonics Letter Bb Review Worksheet". Divided into 4 clean quadrants:

1. Top-left "1. Trace and write Bb." with large stroke-guided 'Bb' and handwriting lines.

2. Top-right "2. Color balloons with B or b." with balloons containing letters B, b, A, a, C, c.

3. Bottom-left "3. Color B-pictures, trace circles." with cute line art of bear, bird, bed, banana, apple, elephant, sun, cloud, each with a circle underneath.

4. Bottom-right "4. Match B-words, then color." featuring a central big 'Bb' connected by dotted lines to bear, bird, bed, banana, among extra distractor images like a cat, apple, sun, cloud.

   High contrast, simple single-line instructions, cute cartoon style, coloring book style.