YOU SAID:

Both worked tirelessly and, when their work was done, they decided to test the results.

INTO JAPANESE

どちらもたゆまぬ努力を続け、仕事が終わったら、結果をテストすることに決めました。

BACK INTO ENGLISH

Both worked tirelessly and when the work was done, they decided to test the results.

INTO JAPANESE

どちらもたゆまぬ努力を続け、作業が完了すると、結果をテストすることにしました。

BACK INTO ENGLISH

Both worked tirelessly, and once the work was done, they set out to test the results.

INTO JAPANESE

どちらもたゆまぬ努力を続け、作業が完了すると、結果をテストするために着手しました。

BACK INTO ENGLISH

Both worked tirelessly, and once the work was done, they set out to test the results.