* Phillips hits two-run homer in third * Cincinnati lose ace pitcher Cueto after eight pitches * Reds get first postseason win since 1995 (Adds quotes, detail) Oct 6 - The Cincinnati Reds survived the early loss of ace starter Johnny Cueto to beat the Giants 5-2 in San Francisco on Saturday in the opening game of their best-of-five National League Division Series. Cueto left the game in the first inning after just eight pitches because of back spasms but the hard-hitting, NL Central-winning Reds coped well in his absence to claim their first postseason win since 1995. ...