Complex sentence: Palair Macedonian Airlines Flight 301 was the deadliest aviation accident involving a Fokker 100 at the time it took place, a record it maintained till TAM Flight 402 crashed on 31 October 1996.
Split into simpler sentences: Palair Macedonian Airlines Flight 301 was the deadliest aviation accident involving a Fokker 100 at the time it took place. A record it maintained till TAM Flight 402 crashed on 31 October 1996.