Complex sentence: This section is again in 13/8, but this time alternating 3 bars of 3/8 with one of 4/8, and skipping the last 4/8 bar in transition with the keyboard melody that follows, which is in 13/8 again but back to the alternation of 7/8 and 6/8.
Split into simpler sentences: This section is again in 13/8, but this time alternating 3 bars of 3/8 with one of 4/8, and ending by skipping the last 4/8 bar in transition with the keyboard melody that follows. This melody is in 13/8 again, but back to the alternation of 7/8 and 6/8.