Ercole del Rio

{{Short description|Italian lawyer and author (c. 1716-c. 1802)}}

{{Chess diagram

| tright

| Ercole del Rio, 1750 (?)

|kd| | | | | | |

| | |qd| | | | |

| | | |pd| | |nl|

|nl| | | | | |pl|

| | |bl| | | | |

| | | | | | | |

| | |kl| | | | |

| | | | | | | |

| {{hidden|ta1=left|fw1=normal|White to move and draw|Solution: 1.Ne7! d5 2.Nec6 dxc4 3.Kc3 and 4.Kxc4 positional draw}}

}}

{{algebraic notation|pos=example}}

Domenico Ercole del Rio (c. 1718 – c. 1802) was an Italian lawyer and author. He published a 110-page chess book in 1750 which was the basis of a work by Giambattista Lolli thirteen years later. He composed many chess problems. He was one of the Modenese Masters. He was known as "the Devil who could never be beaten".{{Cite web|title=del Rio, Ercole (c. 1718 – c. 1802) {{!}} MusiChess|url=https://musichess.com/project/del-rio-ercole-c-1718-c-1802/|access-date=2020-10-01|language=en-US}}