he created a model farm of international class and with an extensive experimentation - both with new breeds of cattle, plant breeding experiments and feeding studies.

How would the previous sentence be correctly capitalized?
He created a model farm of international class and with an extensive experimentation - both with new breeds of cattle, plant breeding experiments and feeding studies.
Han skapade en modellgård av internationell klass och med ett omfattande experiment - både med nya nötkreatursraser, växtförädlingsexperiment och utfodringsstudier. Hur skulle den föregående meningen vara korrekt versaliserad?
He created an international-class model farm with an extensive experiment - both with new cattle breeds, plant breeding experiments and feeding studies. How would the preceding sentence be correctly capitalized?
Han skapade en modellgård av internationell klass och med ett omfattande experimenterande - både med nya nötkreatursraser, växtförädlingsexperiment och utfodringsstudier.
He created an international-class model farm with extensive experimentation - both with new cattle breeds, plant breeding experiments and feeding studies.