Design And Execution Of Construction Works Consisting In Reconstruction And Adaptation Together With Demolition And Construction Of The Necessary Accompanying Infrastructure Of The H7 Building (...) - Task A And Execution Of Construction Works Consisting In The Construction, Reconstruction, Expansion Together With Demolition And Accompanying Infrastructure Of Buildings H3 And H4 Of Fabryka Pełnej Życia In Dąbrowa Górnicza (...) - Task B.