First Stretto

Key of D Minor
	Diminished subject		Inverted and diminished subject		Original subject

Second Stretto

Key of A Minor
	Diminished subject		Inverted and diminished subject		Original subject

Third Stretto

Key of D Minor
This stretto is followed by the inverted subject in the tenor:
	Diminished		Inverted and diminished		Original		Inverted

Fourth Stretto

Key of F Major
	Inverted and diminished subject		Original subject

Fifth and Sixth Stretto

Key of D Minor Key of G Minor
	Diminished		Inverted and diminished		Original		Inverted

Measures 40 to 46

After an episode the alto presents the inverted and diminished subject in the key of B flat followed by another episode.

	Inverted and diminished subject

Seventh Stretto

A double stretto followed by an episode.

Key of D Minor
	Diminished subject		Inverted subject

Eight Stretto

Key of D Minor
	Diminished subject		Inverted subject

Ninth Stretto

Tenor in F major, soprano and alto in D minor.
	Diminished subject		Inverted subject

Tenth Stretto

Key of G Minor. The fugue ends with a D major chord but the subjects are in G minor.
	Diminished subject		Inverted subject

Tonal Structure

This is the harmonic structure of Contrapunctus VI:

	Key	Subjects
Stretto 1	D Minor
Stretto 2	A Minor
Stretto 3	D Minor
Subject in the tenor	F Major
Stretto 4	F Major
Stretto 5	D Minor
Stretto 6	G Minor
Subject in the alto	Bb Major
Stretto 7	D Minor
Stretto 8	D Minor
Stretto 9	Tenor: F Major Soprano and alto: D Minor
Stretto 10	G Minor

Complete Fugue

	Diminished		Inverted and diminished		Original		Inverted

Recordings:

• Robert Hill, harpsichord
• Hesperion XX - Jordi Savall, Director
• Canadian Brass, conjunto de metales