Task: Question Answering
Input (English): Passage: Last night was my four year anniversary with my partner . We decided to go out to dinner to celebrate our anniversary together . A few weeks before , we discussed which restaurant to go to and decided to go to Yuzu , a nice Japanese restaurant we have been to before with really delicious sushi and small plates .  I looked up the phone number for Yuzu on the Internet , and called them to make a dinner reservation .  They said yes . I asked if I could please have a reservation for two people at 8 pm . They said the 8 pm slot was all booked up and asked if we were available to come in at 8:30 pm instead .  I agreed and said the 8:30 pm reservation time would be fine .  My partner and I went to the restaurant for our reservation last night and had a great time . Question: What was the number of years they were celebrating? Option1: two Option2: four years
Output (English): four years