Which part here is Walshs Island (node/1987404031)? If someone knows then we can make it into an area or multipolygon

Is the part south of the East Sluice / West Sluice also part of Janvrin Island or not?
If someone knows then we can make Janvrin Island (node/1987403710) into an area or multipolygon.

Antenne de CKJM FM - Chéticamp

Black Head Road washout area

Antenne de CKJM FM - Sydney

onosm.org submitted note from a business:
Nom: Escouade Couvreur
addr:housenumber=14460-A
addr:street=Rue Joseph Marc Vermette
addr:city=Mirabel
Numéro de téléphone: 1514 467 2272
Site internet: [email protected]
Réseau social: https://www.facebook.com/Escouade.Couvreur?ref=page_internal
Heures d'ouverture: Lundi-Vendredi 9h-17h
Catégorie: Offices
Description: Experts en toiture
Modes de paiement acceptés:
takeaway=no

onosm.org submitted note from a business:
Nom: Escouade Couvreur
addr:housenumber=14460-A
addr:street=14460 Rue Joseph Marc Vermette A
addr:city=Mirabel
Numéro de téléphone: 5144672272
Site internet: https://www.escouadecouvreurs.com/
Réseau social: https://www.facebook.com/Escouade.Couvreur?ref=page_internal
Heures d'ouverture: Lundi-Vendredi 9h-17h
Catégorie: Roofing
Description: Experts en toiture
Modes de paiement acceptés:
takeaway=no

Unable to answer "Does this crosswalk have tactile paving on both sides?" for node/8728262849 via StreetComplete 53.3:

This is a parking lot

Unable to answer "Does this crosswalk have tactile paving on both sides?" for node/8728262850 via StreetComplete 53.3:

This is a parking lot

Unable to answer "Does this crosswalk have tactile paving on both sides?" for node/8728262852 via StreetComplete 53.3:

This is a parking lot