Looking at the text, the proper nouns are areas like Bow, Bromley, Poplar, Limehouse, and Wapping. Those should stay as they are. Other words like "chest," "hidden," "alleyway," "accessed," "parkour mechanics," "grappling hook," "rooftop," "ledges," "courtyard," "searching," "hidden compartment," "alleyway," and the numbers like 7, 8, 9, 10 are all non-proper nouns.
"Found" could be "located|spot|discover". "Chest" might be "coffer|treasure|box". "Hidden" could be "concealed|secluded|covered". "Small" has "little|tiny|compact". "Alleyway" synonyms: "lane|side street|backstreet". "Accessed" can be "reached|entered|approached". "Using" might be "employing|utilizing|applying". "Parkour mechanics" could be tricky; maybe "free-running skills" or "movement techniques". "Navigate" synonyms: "move around|explore|traverse". "Through" could be "via|through|across". Assassin-s Creed Syndicate Jack The Ripper Chests Map
Wait, I need to make sure the synonyms fit contextually. For example, "parkour mechanics" is a game term, so maybe synonyms related to movement or gameplay. Maybe "free-running techniques|movement methods|platforming skills"? Looking at the text, the proper nouns are
Need to be careful with words that might not have three synonyms, but I can think of a few for most. For example, "searching": "looking|scanning|exploring". "Hidden compartment": "secret space|concealed section|covert area". "Navigate through": "move around|traverse|explore". "Found" could be "located|spot|discover"
Chest 3: "using the grappling hook to reach a rooftop and then navigating through a series of ledges." → activating the grappling tool to ascend a roof and then traversing through a series of ledges.
Chest 1: "climbing to the top of a building" → climbing to the peak of a structure. Then "using the grappling hook to reach a hidden ledge" → use employing the grappling device to access a secret nook.