Zorn, inspiring him to develop methods play with or against each other and in response to his cues but without dictating specific notes, sounds, or other formal structures. Though Cobra can be performed by any number of musicians plus a prompter who handles the cards, Zorn has stated that at least ten musicians are ideal, with care taken in selecting the musicians based on their improvisational skills and personalities. Cobra was first performed at the original TriBeCa location of Roulette Intermedium in 1984. Sources 2 photocopied pages with cue categories and explanation of form. First page signed John Zorn (C) Oct 9 NYC. Second page titled "IMPROVISATION. John Zorn - "COBRA", annotated by SB". Notes Recordings Radio City Studios, NYC (1986) and WRPI (1985), released as a double CD entitled "John Zorn - Cobra" on the Hatology Label of Basel, Switzerland (2nd ed, 2002) Cobra (1987)- includes a large table of the cues in color. John Zorn's Cobra: Live at the Knitting Factory (1992) John Zorn's Cobra: Tokyo Operations '94 (1994) Cobra: John Zorn's Game Pieces Volume 2 (2002) — includes a copy of the cues External links Article by David Slusser quoting Cobra in its entirety. With additional links. (Broken link. Internet archive version) Improvisation Free improvisation Experimental music compositions