Sentence The quick brown fox jumps over the lazy dog. Artificial intelligence is transforming the world. Machine learning models require large datasets for training. Deep learning architectures such as CNNs and RNNs are powerful. Natural language processing enables machines to understand text. She sells seashells by the seashore. John and Mary went to the market to buy fresh fruits. Self-driving cars use sensors and deep learning for navigation. The cat sat on the mat near the fireplace. Climate change is a pressing global issue that needs urgent action.