QUESTION: Fix punctuation: This gallery contains 30 photos
ANS: This gallery contains 30 photos.

QUESTION: Fix punctuation: In a quiet and very nice area beautiful house on approx 197 m2 composed of Ground floor Entrance hall Large living room with fireplace going out to the terrace
ANS: In a quiet and very nice area, beautiful house on approx. 197 m2 composed of: Ground floor: Entrance hall. Large living room with fireplace going out to the terrace.

QUESTION: Fix punctuation: We opened the first week in December About a week before Christmas we started hearing items being moved around but no one in the room the noise was coming from Now the house was built in the early 1900s so settling was what I tried to chalk it up to but soon realized it was more than that
ANS: We opened the first week in December. About a week before Christmas we started hearing items being moved around but no one in the room the noise was coming from. Now the house was built in the early 1900's so settling was what I tried to chalk it up to, but soon realized it was more than that.

QUESTION: Fix punctuation: Mfr of dyes pigments and organic bacis chemicals
ANS:
Mfr. of dyes, pigments and organic bacis chemicals