signed with the artist's initials, titled and dated 'Chocolate Erik HB '00' (upper left); stamped 'TEAM WAIF' (lower left). signed with the artist's initials, inscribed indistinctly and dated 'HB '00' (on the reverse). signed with the artist's initials and dated 'HB '00' (upper left); titled 'PIOMBO' (upper right). signed with the artist's initials, titled and dated 'Strawberry Hernan HB '00' (lower left); stamped 'TEAM WAIF' (lower right)