Original sentence: He is the third president from the center-left Coalition of Parties for Democracy that has ruled Chile since 1990.He was succeeded on March 11 2006 by Socialist Michelle Bachelet, from the same coalition.He won the 1999-2000 presidential election by a narrow margin in a runoff over Independent Democrat Union (UDI) candidate Joaquín Lavín.In 1972, President Salvador Allende appointed Lagos as the Chilean Ambassador to the Soviet Union in Moscow, but the appointment was never ratified by Congress.Ricardo Froilán Lagos Escobar (born March 2, 1938) is a lawyer, economist and social democrat politician, who served as president of Chile from 2000 to 2006
Edited sentence: He is the third president from the left Coalition of Parties for Democracy that has ruled Chile since 1990.He was succeeded on March 11 2006 by Socialist Michelle Bachelet, from the same left coalition.He won the 1999-2000 presidential election by an extremely narrow margin in a runoff over Independent Democrat Union (UDI) candidate Joaquín Lavín.In 1972, Comunist President Salvador Allende appointed Lagos as the Chilean Ambassador to the Soviet Union in Moscow, but the appointment was never ratified by Congress.Ricardo Froilán Lagos Escobar (born March 2, 1938)  is a lawyer, economist and social democrat politician, who served as president of Chile from 2000 to 2006