犬が猫を追いかけていた。

dog (Canis (lupus) familiaris); snoop (i.e. a detective, a spy, etc.); loser; asshole; counterfeit; inferior; useless; wasteful

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

cat; shamisen; geisha; wheelbarrow; clay bed-warmer; bottom; submissive partner of a homosexual relationship

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to chase; to run after; to pursue