You are given an original reference as well as a system generated reference. Your task is to judge the naturaleness of the system generated reference. If the utterance could have been produced by a native speaker output 1, else output 0.

Q: System Reference: may i ask near where?
Original Reference: can i confirm what area you are looking for a hotel near?.

A: 0
****
Q: System Reference: x is a restaurant in x and x.
Original Reference: x is a restaurant near x and x.

A: 1
****
Q: System Reference: i have not found any restaurants with cafes food in russian hill.
Original Reference: there are 0 restaurant -s that are cafes near russian hill.

A:
0
****