YOU SAID:

I went to the park and alas there was my wife

INTO JAPANESE

公園に行ったら、悲しいことに妻がいた

BACK INTO ENGLISH

When I went to the park, sadly my wife was there.

INTO JAPANESE

私が公園に行くと、悲しいことに妻がそこにいました。

BACK INTO ENGLISH

I went to the park and sadly my wife was there.

INTO JAPANESE

私は公園に行きましたが、悲しいことに妻がそこにいました。

BACK INTO ENGLISH

I went to the park and sadly my wife was there.