There's a tight sequence for the first few moves so as not to be overwhelmed. Once you've dealt with the first spawn, it becomes a lot easier.
To get started -- you need to take out the westernmost queens as quickly as possible, then start firing diagonally
without moving into column 2, so that the queens in column 2 move east.
Outright spoiler for the first few moves:
Click here to view the secret text
×NE, fire, N, fire, S, fire, now don't move SE but turn anticlockwise, fire
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50th Skywatcher