<unk> <unk> <unk> <unk> <unk>  Mahmut Celâl Bayar (16 May 1883 <unk> 22 August 1986) was a Turkish politician, who was the third President of Turkey from 1950 to 1960; previously he was Prime Minister of Turkey from 1937 to 1939. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Celal Bayar died on 22 August 1986 at the age of 103 after a brief illness.  Question: When did Bayar's presidency end?
1960 <unk> <unk>