Help with Core plugin

so i was attemting to remake a skyblock core that hybridpe uses but then when i finished it i had some minor errors that i fixed but this one caught me off guard. Sorry if it is pretty obvious what the answer is i have been coding all night so.
I know it is about my plugin.yml but i cant seem to fix it.
heres my code

PHP:

name: SKYBLOCKCORE
author: DEFICATIONS
main: Core\Main
api: [2.0.0, 3.0.0-ALPHA1, 3.0.0-ALPHA2, 3.0.0-ALPHA3, 3.0.0-ALPHA4, 3.0.0-ALPHA5, 3.0.0, 3.0.0-ALPHA6]
commands:
  lottery:
    description: Its a lottey for kits an permission notes
permissions:
  b.lottery:
    description: Allows players to use /lottery!
     children:


here is the error

Code:

 Could not load 'C:\Users\Ben\Desktop\PocketMine-MP\plugins\SkyblockCore' in folder 'C:\Users\Ben\Desktop\PocketMine-MP\plugins\': yaml_parse(): scanning error encountered during parsing: mapping values are not allowed in this context (line 11, column 14)
[09:10:34] [Server thread/CRITICAL]: ErrorException: "yaml_parse(): scanning error encountered during parsing: mapping values are not allowed in this context (line 11, column 14)" (EXCEPTION) in "/src/pocketmine/plugin/PluginDescription" at line 51

 

help?

 

I'm getting a plugin.yml error too whilst trying to compile a phar @ DevTools...

 

children: is empty? That might be your issue.

 

Make sure to keep a space between every colon and value

 

There is sanderrr...

 

WORKED. THANKYOU SOF3