{"sentence1": "We had hoped to place copies of our newsletter on all the chairs in the auditorium, but there were simply not enough of them.", "sentence2": "There were simply not enough chairs.", "label": 0}

{"sentence1": "It is not easy to space buttonholes exactly the same distance apart, and it is very difficult to cut them precisely the right size. The tiniest slip of the scissors will make the hole too large, and even one thread uncut will leave it too small.", "sentence2": "Even one thread uncut will leave one thread too small.", "label": 0}

{"sentence1": "Jane knocked on Susan's door but she did not get an answer.", "sentence2": "Susan did not get an answer.", "label": 0}
{"sentence1": "The researchers were thrilled when the lab assistant finally managed to culture the bacteria, but she had to discard it because it was contaminated.", "sentence2": "The researchers had to discard it because it was contaminated.", "label": 0}