question: approx. 200 m2 composed of: ground floor: entrance with guest wc. living room with fireplace.
Capitalize this past sentence correctly.
A: Approx. 200 m2 composed of: Ground floor: Entrance with guest WC. Living room with fireplace.

question: some scientists have invented very good machines capable of benefiting lots of people in a short time, but they lack support. conversely, some people are jealous and sabotage their projects, so as to deter their development.
Capitalize this past sentence correctly.
A: Some scientists have invented very good machines capable of benefiting lots of people in a short time, but they lack support. Conversely, some people are jealous and sabotage their projects, so as to deter their development.

question: but monika had never been given this document.
Capitalize this past sentence correctly.
A: But Monika had never been given this document.