Update README.md

README.md

@@ -132,29 +132,35 @@ of a worldwide crowd-sourcing effort involving over 13,500 volunteers.
 ### Dataset Structure
 
 This dataset contains demonstrations of human-assistant conversations which were collected
-on the open-assistant.io website until April, 12 2023.
+on the [open-assistant.io](https://www.open-assistant.io/) website until April, 12 2023.
 
-Conversations are exported as message trees which contain conversation messages as nodes.
-The root node of a message tree is called the initial prompt. Each message node can have 
+Conversations are exported as conversation trees which contain conversation messages as nodes.
+The root node of a conversation tree is called the initial prompt. Each message can have 
 multiple replies. Nodes with more than one reply can have a `rank` field indicating the 
-order among the siblings sorted by user preference (the most preferred message has rank 0).
+user preference (the most preferred message has rank 0).
+
 All messages have a role which can either be "assistant" or "prompter". The roles in 
-conversation threads from prompt to leaf node in a message tree are stricly alternating 
+conversation threads from prompt to leaf node in a conversation tree are stricly alternating 
 between "assistant" and "prompter".
 
 ## Main Dataset Files
 
-Data is provided either as nested as a message tree or as flat list (table) of messages.
-Names of files containing message trees end in `.trees.jsonl.gz` while files containing 
-a list of messages with a file name ending in `.messages.jsonl.gz`.
+Data is provided either as nested messages in conversation trees or as flat list of messages.
+
+The type of file can be inferred from the file name extension: 
+- `.trees.jsonl.gz`: Conversation trees with nested messages
+- `.messages.jsonl.gz`: Flat list of messages
+
 
-Mesages
+### Ready for export trees
 
 ```
 2023-04-12_oasst_ready.trees.jsonl.gz       10364 trees with 88838 total messages
 2023-04-12_oasst_ready.messages.jsonl.gz    88838 messages
 ```
 
+### All trees
+
 
 ```
 2023-04-12_oasst_all.trees.jsonl.gz         66497 trees with 161443 total messages
@@ -162,7 +168,6 @@ Mesages
 ```
 
 
-
 ### Languages
 
 OpenAssistant Conversations incorporates 35 different languages with a distribution of messages as follows: