Input (grade 13): The Soviet Union and 14 of its Eastern Bloc partners (except Romania) countered by boycotting the Los Angeles Olympics of 1984, contending that they could not guarantee the safety of their athletes.
Output (grade 9): The Soviet Union and 14 of its Eastern Bloc partners (except Romania) countered by missing the Los Angeles Olympics of 1984. The countries stated that they could not guarantee the safety of their athletes.