Meaning: The lion followed the zebra through the jungle.
Choice of Words: Lion, chased, zebra, through, jungle are all keywords related to the topic "Lion chased zebra fast speed".
Meaning: This sentence tells us that a particular lion was running after a particular zebra in the jungle. We don't know if the lion caught the zebra.
Choice of Words: The lion is a specific lion. The zebra is a specific zebra.
Meaning: This sentence tells us that lions often run after zebras in the jungle. It doesn't tell us about any specific lion or zebra.
Choice of Words: Lions is plural, meaning there is more than one lion. Zebras is plural, meaning there is more than one zebra.