1. We had a problem with the hotel.
2. We had a problem about the hotel.
3. We had a problem on the hotel.
4. We had a problem related to the hotel.
(Which one is similar to #1? Are they all grammatical and the same?))
2. We had a problem about the hotel.
3. We had a problem on the hotel.
4. We had a problem related to the hotel.
(Which one is similar to #1? Are they all grammatical and the same?))