IN: I then came across a random building in a park I decided to explore , not knowing what it was I went in and asked . It was a concert hall and a very famous pianist was going to play . I decided to pay to go in . it was huge inside and very beautiful .
What may happen after I found a random building to explore ?

OUT: I entered the building to find out what kind it was .

IN: Or do you have an interesting tale to tell of how your parents or grandparents met ? I would love to know . I should play a song really , should n't I ? Something romantic to get you in the mood ? A slow dance track .
What does the narrator inquire about at the start of the passage ?

OUT: romantic stories

IN: It 's been two weeks since I left for Costa Rica , although so much has happened in that amount of time that it feels like months have passed . For starters , getting to Costa Rica was a story in itself . I had figured out that it would be cheaper to fly to Costa Rica from Houston than from DC , and I wanted to fly back into Houston on the way home to spend a couple of days there with Lu .
What may happen after they leave Costa Rica ?

OUT:
They will visit their friend in Houston .