The way shown between two points (3)

I believe the answer is:

how

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'the way shown between two points' is the definition.
I can't tell whether this defines the answer.

'the way shown between' is the wordplay.
'between' indicates the answer is hidden within the clue.
'HOW' is hidden within 'way shown'.

Can you help me to learn more?

(Other definitions for how that I've seen before include "Who (anag.)" , "In what manner or method?" , "By what means?" , "In what way?" , "See 16" .)

I've seen this clue in the Evening Standard.

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