Splitting a field

Two brothers want to share a triangular field ABC in two equal area parts. On one side of the field is a well P and the splitting line MP should go through the well, so as any part has access to the well.
Solution

Now there are three brothers and the field should be shared in three, the well still being on a side.
Solution

The well in now inside the field, and two brothers.
Solution (with a straight line fence of course. too easy to broke the line at the well).

What do you think of the problem with three brothers and the well inside ? Solution

Constructions

 

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