Power Query list select on each condition true / false

Hi, if i have the following ;

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This works fine, so if I wanted a different condition say the last 3 characters are numbers, so as transform;

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This will give a true false in correct position, but I can't get it to work with select ?

=

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so I've tried various options such as

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What do I need to do ?

examples attached.

Number.From throws an error when last 3 chars are not numbers.

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Thanks, yes I sort of realized the problem, I know this is not doing any splitting, but just to get the principal I'd tried;

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which does give all true / false results,

Thanks for taking the time to reply,

Richard.

Hi,
just to understand, try bring back a record,

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and has error wouuld be fasle, but using Not = true and so selected, oh, and thanks for split by whit space, never noticed
than before,

Richard