[SnooSux]

There are definitely ways to progress from here, but they may be more advanced?

The 1 SouthEast of the bottom 2 touches two tiles, and the 1 immediately West touches a superset of those two. The difference between the larger and smaller set must be clear. And you can go further off of that.

[frading]

ah yes, very well spotted! as the dev, I should really have seen that.