An unconventional chorale string quartet fugue in the name of Ewrruewc

The letters are converted to notes by Modulo 7, which the letters take the letters A-G once every 7 letters.
e.g.
A → A, B → B, .... , G → G
H → A, I → B, .... , N → G
O → A, P → B, .... , U → G

In this case the motif is translated into E, B, D, D, G, E, B, C

Then the motif was added with dotted rhythms

The second theme is based of Bach's motif (B - A - C - B♭) and one of the section in a Bach fugue