Mary Lou Williams

Mary Lou Williams was an American composer and pianist.  Her playing developed over many different eras of jazz music and you can hear how she had everything 'at her fingertips'.  As well and composing and performing, she was helpful to musicians who were developing bebop jazz.

Questions

Often a jazz group has piano, bass and drums , and maybe other instruments.  Can you hear the influence of drums and bass in her playing?

Hard

Some jazz pianists were influenced by the way saxophones and trumpets were played.  Can you hear this in Williams' right hand playing?  How?