<span>(3) ___________ of the capital? -Yes. I (4) ___________ from Madrid.
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La muralista <span>habrían</span> mejorado el aspecto de esta pared si hubiera pintado niños jugando.
'The muralist would've improved the aspect of this wall if she/he would have painted children playing.' - translation in my own words.
I hope this helped - Maria S.
It is most appropriately used for location and time