minor update to link

resources/content/articles/en/2020-05-04_08-00-00_overview-en.md

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 Marlowe interacts with real-world data and enables the expression of smart contacts. It is aimed at fixed-duration financial products, such as hedging, fixed-term deposits, credit swaps, and crowdfunding. Marlowe is ideal for financial start-ups, analysts, or those in the fintech community as well as universities who could use it for testing within their financial courses. With Marlowe you can write smart contracts for financial instruments that are easy to read, write, and understand without programming experience.
 
-[Visit the playground](https://alpha.marlowe.iohkdev.io/) to try for yourself and access all the latest documentation
+Visit the [Marlowe playground](https://alpha.marlowe.iohkdev.io/) to try for yourself and access all the latest documentation.