<prompt> Nyorai kupfuurira kweiyi ndima - Munguva yemafashamo eNorth Sea ya1953  <response>: , chipingamupinyi chemafashamo murwizi IJssel chakaratidza kuva chisina kukwana. Naizvozvo muna 1954 kuvakwa kwakatanga pachikumbaridzo chitsva chokudzivisa dutu, kugadzwa kwokutanga kweDelta Works. 