What do Schubert’s Third Symphony and Mahler’s Das Lied von der Erde have in common? Not a whole lot, which is why it came across as rather puzzling that the two pieces should be programmed together. Yet, in the Oslo Philharmonic’s September 6 and 8 concerts, they were. The result was a mixed bag of two wildly different works, written almost a century apart.Schubert’s Symphony no.