All footprints you mapped here represent buildings. You improved the accuracy of an existing footprint; well done. When appropriate, please remember to square footprints after moving their nodes. Thank you for your contribution. 
Resolved by;
Changeset: 171936379
Changeset: 171936486

If you want to experience the OSM community or to get timely feedback from other mappers; I recommend that you attend a mapathon. You can find events here https://osmcal.org/