The 4th edition of Torneo Abierto IRT “Lago Puelo” will take place from November 06 to November 09 in Lago Puelo, Chubut, Argentina. It is a 7-round Swiss system tournament with a time control of 90 min + 30 sec/move. For more events from Argentina, check out The South American Chess Calendar, which is part of The Chess Calendar.
The top-seeded players are GM Jose Fernando Cuenca Jimenez (2479), FM Andres Aguilar (2241), Demian Mavrich (2212), FM Daniel Pacheco (2208), FM Martin Herrera (2190), Martin Salamanca (2184), WIM Maria Florencia Fernandez (2181), Joaquin Llanos (2090), CM Juan Carlos Arias (2081), NM Gustavo Slomka (2048), Martin Belmes (2039), Santiago Jose Curia (2020), Alfonso Uzcudun (2012), Sebastian Iovaldi (1998), Enzo Huenelaf (1991), NM Horacio Hernandez (1972), Jairo Oliveri (1958), Eduardo Del Blanco (1956), Santiago Cabezas (1931). Scroll down for the full participants list.
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4º Torneo Abierto IRT “Lago Puelo” Participants
| No. | Name | FED | Rtg | |
| 1 | GM | Cuenca Jimenez, Jose Fernando | ESP | 2479 |
| 2 | FM | Aguilar, Andres | ARG | 2241 |
| 3 | Mavrich, Demian | ARG | 2212 | |
| 4 | FM | Pacheco, Daniel | ARG | 2208 |
| 5 | FM | Herrera, Martin | ARG | 2190 |
| 6 | Salamanca, Martin | ARG | 2184 | |
| 7 | WIM | Fernandez, Maria Florencia | ARG | 2181 |
| 8 | Llanos, Joaquin | ARG | 2090 | |
| 9 | CM | Arias, Juan Carlos | ARG | 2081 |
| 10 | NM | Slomka, Gustavo | ARG | 2048 |
| 11 | Belmes, Martin | ARG | 2039 | |
| 12 | Curia, Santiago Jose | ARG | 2020 | |
| 13 | Uzcudun, Alfonso | ARG | 2012 | |
| 14 | Iovaldi, Sebastian | ARG | 1998 | |
| 15 | Huenelaf, Enzo | ARG | 1991 | |
| 16 | NM | Hernandez, Horacio | ARG | 1972 |
| 17 | Oliveri, Jairo | ARG | 1958 | |
| 18 | Del Blanco, Eduardo | ARG | 1956 | |
| 19 | Cabezas, Santiago | ARG | 1931 | |
| 20 | Rossi, Geronimo | ARG | 1930 | |
| 21 | Correa, Leonardo Aluhe | ARG | 1922 | |
| 22 | Tornquist, Carlos | ARG | 1921 | |
| 23 | Pesce, Carlos | ARG | 1915 | |
| 24 | Lopez Illanes, Orlando Abel | CHI | 1902 | |
| 25 | Jaramillo, Walter | ARG | 1889 | |
| 26 | Mujica, Lucas | ARG | 1889 | |
| 27 | Godoy, Joaquin | ARG | 1862 | |
| 28 | Laurin, Ramiro | ARG | 1862 | |
| 29 | Ortega, Francisco | ARG | 1860 | |
| 30 | Gerez, Cesar Ariel | ARG | 1850 | |
| 31 | Medina, Juan Manuel Sebastian | ARG | 1850 | |
| 32 | ACM | Barrotto, Jose Ignacio | ARG | 1845 |
| 33 | Oldani, Homero | ARG | 1839 | |
| 34 | Quinteros, Omar | ARG | 1836 | |
| 35 | Vecchio, Raul Antonio | ARG | 1830 | |
| 36 | Godoy, Paola | ARG | 1826 | |
| 37 | Santianes, Nahuel | ARG | 1825 | |
| 38 | Anacaya, Marcelo | ARG | 1812 | |
| 39 | De Los Santos, Jeremias | ARG | 1804 | |
| 40 | Malvicino, Juan Carlos | ARG | 1797 | |
| 41 | Silva, Juan Carlos | ARG | 1788 | |
| 42 | Castiglioni, Dario | ARG | 1783 | |
| 43 | Grinberg, Marcelo | ARG | 1779 | |
| 44 | Kowaleski, Fabio | ARG | 1777 | |
| 45 | Ipuche, Andres | ARG | 1774 | |
| 46 | Martinez, Leandro Ariel | ARG | 1763 | |
| 47 | AFM | Fernandez, Leandro Daniel | ARG | 1762 |
| 48 | Alonso, Sergio | ARG | 1754 | |
| 49 | Sandoval Rojas, Brian | ARG | 1750 | |
| 50 | Sierra, Walter Damian | ARG | 1745 | |
| 51 | Nahuelmir, Jonas | ARG | 1727 | |
| 52 | Lopez, Hector | ARG | 1725 | |
| 53 | Herrera Catrilef, Alison | CHI | 1720 | |
| 54 | Alzugaray, Luciano | ARG | 1716 | |
| 55 | Camani, Francisco | ARG | 1716 | |
| 56 | Cugat, Xavier | ARG | 1710 | |
| 57 | Hernandez Olave, Angelo | CHI | 1707 | |
| 58 | Araneda Alcaino, Arturo Nicolas | CHI | 1706 | |
| 59 | Ibanez, Daniel Alejandro | ARG | 1706 | |
| 60 | Musumeci, Ricardo | ARG | 1696 | |
| 61 | Cuevas, Matias Jesus | ARG | 1689 | |
| 62 | Stagnaro, Aime | ARG | 1686 | |
| 63 | Dangelo, Luca | ARG | 1679 | |
| 64 | Pistone, Mateo | ARG | 1679 | |
| 65 | Schaller, Facundo Emilio | ARG | 1672 | |
| 66 | Torres, Eliseo | ARG | 1658 | |
| 67 | Barri, Marcelo Adrian | ARG | 1656 | |
| 68 | Brozzoni, Gustavo | ARG | 1649 | |
| 69 | Legarralde, Facundo | ARG | 1647 | |
| 70 | Retamal, Liwen | ARG | 1638 | |
| 71 | Lapitzondo, Santiago | ARG | 1631 | |
| 72 | Conde, Alberto Jose Luis | ARG | 1628 | |
| 73 | Flores, Nazareno | ARG | 1625 | |
| 74 | Bustos, Pedro | ARG | 1622 | |
| 75 | Iribarren, Imanol | ARG | 1622 | |
| 76 | Borthiry, Pablo | ARG | 1617 | |
| 77 | Perez, Bernardo | ARG | 1607 | |
| 78 | Madrid Cisneros, Alvaro | ARG | 1603 | |
| 79 | Pizarro Rozas, Aaron | CHI | 1601 | |
| 80 | Barrera, Ricardo | ARG | 1599 | |
| 81 | Zalaya, Ivo | ARG | 1594 | |
| 82 | Etchechoury, Julian Andres | ARG | 1587 | |
| 83 | Rugiero, Pablo Anibal | ARG | 1584 | |
| 84 | Ventura, Ignacio | ARG | 1583 | |
| 85 | Loskin, Camilo | ARG | 1578 | |
| 86 | Alonso, Carlos Martin | ARG | 1574 | |
| 87 | Lopez Tilleria, Luka | ARG | 1573 | |
| 88 | Barbato, Mariano | ARG | 1569 | |
| 89 | Retamal, Tomas Victoriano | ARG | 1540 | |
| 90 | Larranaga Arriagada, Emilio Alon | CHI | 1534 | |
| 91 | Fernandez, Carlos | ARG | 1521 | |
| 92 | Insley, Kiara | ARG | 1521 | |
| 93 | Sanchez, Rafael Sandro | ARG | 1495 | |
| 94 | ACM | Reinoso, Jeremias | ARG | 1461 |
| 95 | Marquina, Osmar | ARG | 1458 | |
| 96 | Sarno Schonhoff, Teo | ARG | 1450 | |
| 97 | Gonzalez, Carlos | ARG | 1403 | |
| 98 | Baliente, Joaquin | ARG | 0 | |
| 99 | Castro Novoa, Jeronimo Mateo | ARG | 0 | |
| 100 | Garko, Juan Alejandro | ARG | 0 | |
| 101 | Giles, Daniel | ARG | 0 | |
| 102 | Godoy, Mauro Ezequiel | ARG | 0 | |
| 103 | Luduena, Nahuel Facundo | ARG | 0 | |
| 104 | Millan, Llanka | ARG | 0 | |
| 105 | Ocampo, Dante | ARG | 0 | |
| 106 | Orellana, Cristian | ARG | 0 | |
| 107 | Pettinari, Gianni | ARG | 0 | |
| 108 | Saenz, Sebastian Agustin | ARG | 0 | |
| 109 | Soleto, Daniela | ARG | 0 | |
| 110 | Soriano, Franco | ARG | 0 |

