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On 2019-02-17 12:55, Eugene Podshivalov wrote:<br>
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cite="mid:CAEPw1JWxF_ru08Yb7DHhTFwXwKf2VfkJYvAco-cc0K6jynauDA@mail.gmail.com">
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<div>It will work but only if the entire river from its spring to
mouth is drawn precisely enough, all relation roles are labeled
properly and nobody breaks the labeling by intent or mistake
some day.</div>
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<p>That's as old as data processing: "<i>garbage in, garbage out</i>".
Let's fix the data.</p>
<p>And yes, the river you pointed at is particularly complex and
probably geographers are pulling each other's hairs about
computing its length. You'll probably can find many different
estimations about its length. Which one are you going to choose?<br>
</p>
<p>Sergio<br>
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