Reformat run-on sentence

pages/stack/fault-proofs/fp-security.mdx

@@ -55,7 +55,7 @@ The `FaultDisputeGame` contracts store bonds within a `DelayedWETH` contract tha
 ### Cumulative security impact
 
 As with the original system, the cumulative effect of these security capabilities is that the `Guardian` role provides fast response capabilities while the `SystemOwner` can always step in to resolve all classes of bugs that could result in a loss of funds.
-The most significant change in security model with the introduction of Fault Proof Mainnet is that `SystemOwner` can take a more passive role as invalid proposals will generally be rejected by the Fault Proof System while the `Guardian` can act as a backstop only in case of a failure in the fault proof game.
+With the introduction of Fault Proof Mainnet, The most significant change in the security model is that `SystemOwner` can take a more passive role. Invalid proposals will generally be rejected by the Fault Proof System, while the `Guardian` can act as a backstop only in case of a failure in the fault proof game.
 
 ## Next steps