fixed

src/SUMMARY.md

@@ -9,9 +9,9 @@
 - [Software](architecture/software.md)
 
 # Playground
-- [Overview](sandbox/overview.md)
+
-- [Development Environment](sandbox/dev_env.md)
 - [Use Cases](sandbox/use_cases.md) 
+- [Development Environment](sandbox/dev_env.md)
 - [Data Pool](sandbox/data_pool.md)
 - [Training Environment](sandbox/training.md)
-- [Data Generator](sandbox/data_generator.md)
+

src/sandbox/overview.md

@@ -1,18 +0,0 @@
-# Overview Sandbox
-
-![Sandbox Architecture](res/sandbox-architecture.png)
-
-## Use Cases
-A brief overview how to create [Use Cases](use_cases.md) on the Sandbox
-
-
-## Development Environment
-A [Development Environment](dev_env.md) or Playground for beginners and advanced users. 
-
-
-
-## Data Pool
-Details about how to store and manage data on the Sandbox: Additional information:  [Data Pool](data_pool.md)
-
-## Training Environment
-Detailed Information about how to perform a GPU supported model training on the Sandbox Environment.