E thirteenth chord
E13 chord for piano presented by keyboard diagrams.
Explanation: The E thirteenth is a seven note chord. Due to practical circumstances, some notes (as a suggestion fifth, ninth, and eleventh) is omitted and the chord is played inverted. The chord is often abbreviated as E13.
Theory: The E thirteenth chord is constructed by adding a third to an eleventh chord.
Notes: E - G# - B - D - F# - A - C#