Abreu, Joao
Current rating: 1813 (#1901)
Record: 47-23-5 (GP) / 1-3 (professional)
| Grand Prix Lisbon 2012 (RTR limited) | starting rating: 1738 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 553 | Vilchez, Angel (1500) | Won 2-0 | +141752 |
| 2sealed | 514 | Nunes, Pedro Emanuel (1518) | Won 2-0 | +131765 |
| 3sealed | 572 | Fernandez, Gorka (1563) | Lost 1-2 | -211744 |
| 4sealed | 715 | Bleys, Tony (1509) | Lost 1-2 | -221722 |
| 5sealed | 677 | Hoyos, Sergio (1454) | Won 2-0 | +131735 |
| 6sealed | 707 | Carvalho, Henrique (1385) | Won 2-0 | +121747 |
| 7sealed | 642 | Simonot, Timothee (1771) | Won 2-0 | +181765 |
| 8sealed | 550 | Chaton Ostlie, Rasmus (1556) | Won 2-1 | +141779 |
| 9sealed | 691 | Diaz, Ricardo [ESP] (1752) | Won 2-0 | +181797 |
| 10draft | 64 | Ravagli, Luca (1671) | Lost 0-2 | -201777 |
| 11draft | 11 | Munoz Jimenez, Victor (1539) | Won 2-1 | +131790 |
| 12draft | 3 | Borderon, Julien (1525) | Lost 0-2 | -221768 |
| 13draft | 51 | Del Blanco, David (1612) | Won 2-0 | +151783 |
| 14draft | 42 | Munoz Jimenez, Victor (1544) | Won 2-0 | +131796 |
| 15draft | 45 | Nagy, Thomas (1718) | Won 2-0 | +171813 |
| top | average opponent: 1574record: 11-4 | new rating: 1813 | ||
| Grand Prix Madrid 2010 (legacy) | starting rating: 1708 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 934 | Lundberg, Jonas (1536) | Won 2-0 | +151723 |
| 3legacy | 812 | Andujar, Juan Pedro (1502) | Won 2-0 | +141737 |
| 4legacy | 812 | Claes, Paul (1531) | Won 2-1 | +141751 |
| 5legacy | 721 | Hillmann, Alexander (1515) | Won 2-0 | +141765 |
| 6legacy | 745 | Cubas, Hector (1649) | Won 2-1 | +161781 |
| 7legacy | 730 | Dijt, Sven (1588) | Won 2-0 | +151796 |
| 8legacy | 743 | Landoni, Nicola (1576) | Lost 1-2 | -221774 |
| 9legacy | 753 | Harbili, Jonas (1564) | Lost 0-2 | -221752 |
| 10legacy | 51 | Fernandez De Celis, Ricardo (1626) | Won 2-1 | +161768 |
| 11legacy | 58 | Pascual, Ivan (1557) | Won 2-0 | +141782 |
| 12legacy | 38 | Saito, Tomoharu (2066) | Lost 0-2 | -131769 |
| 13legacy | 65 | Truchado, Rafael (1668) | Lost 0-2 | -201749 |
| 14legacy | 78 | Pais Paz, Alejandro Antonio (1595) | Draw 1-1 | -31746 |
| 15legacy | 78 | Caton, Jordi (1599) | Won 2-0 | +161762 |
| 16legacy | 62 | Harbili, Jonas (1579) | Lost 0-2 | -221740 |
| 17legacy | 68 | Quintana, Luis (1601) | Draw 1-1 | -21738 |
| top | average opponent: 1610record: 9-5-2 | new rating: 1738 | ||
| Grand Prix Bilbao 2005 (extended) | starting rating: 1726 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 2 | Pla, David (1546) | Lost 1-2 | -211705 |
| 5extended | 54 | Magdalena Aguin, Eduardo (1540) | Lost 0-2 | -211684 |
| 6extended | 108 | Bensacq, Raphal (1524) | Won 2-1 | +151699 |
| 7extended | 56 | Garcia Mene, Alex (1535) | Won 2-0 | +151714 |
| 8extended | 36 | Valverde, Santiago (1573) | Won 2-1 | +151729 |
| 9extended | 32 | Timon, Sergio (1557) | Lost 0-2 | -211708 |
| top | average opponent: 1546record: 3-3 | new rating: 1708 | ||
| Pro Tour London 2005 (SOK draft) | starting rating: 1774 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 139 | Taylor, Eric (1689) | Lost 0-1 | -201754 |
| 2draft | 146 | Pacifico, Andrew (1597) | Lost 0-2 | -211733 |
| 3draft | 128 | Sasburg, Roelof (1591) | Won 2-1 | +161749 |
| 4draft | 3 | Wasserman, Samuel (1484) | Lost 0-2 | -231726 |
| top | average opponent: 1590record: 1-3 | new rating: 1726 | ||
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1673 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 31 | Corbera Bellalta, Marc (1542) | Won 2-0 | +161689 |
| 5sealed | 8 | Garcia Copete, David (1610) | Won 2-0 | +161705 |
| 6sealed | 3 | Henriques, David (1561) | Won 2-0 | +161721 |
| 7sealed | 2 | Meurisse, Pierre-Jerome (1629) | Won 2-1 | +161737 |
| 8sealed | 1 | Gutierrez, Demetrio (1533) | Lost 0-1 | -221715 |
| 9sealed | 4 | Martin, Pablo (1625) | Won 2-0 | +171732 |
| 10draft | 50 | Nieto, Oscar (1624) | Won 2-0 | +161748 |
| 11draft | 17 | Jonsson, Anton (2094) | Lost 0-2 | -121736 |
| 12draft | 9 | Gutierrez, Demetrio (1510) | Won 2-0 | +141750 |
| 13draft | 47 | Jonsson, Anton (2116) | Won 2-0 | +241774 |
| 14draft | 1 | Jensen, David (1863) | Draw 1-1 | +21776 |
| 15draft | 17 | Kopfli, Flavio (1663) | Draw 1-1 | -21774 |
| top | average opponent: 1698record: 8-2-2 | new rating: 1774 | ||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 5 | Vilm, Jerome (1603) | Won 2-0 | +191555 |
| 5sealed | 1 | Luongo, Christian (1540) | Won 2-1 | +181573 |
| 6sealed | 15 | Chan, Tiago (1783) | Won 2-1 | +221595 |
| 7sealed | 7 | Haim, Christophe (1898) | Won 2-1 | +231618 |
| 8sealed | 3 | Pinkster, Wilco (1733) | Won 2-1 | +201638 |
| 9sealed | 2 | Reale, Giuseppe (1699) | Lost 1-2 | -171621 |
| 10rochester | 8 | Skalevik, Tore (1758) | Lost 0-0 | -151606 |
| 11rochester | 27 | Wiegersma, Jelger (1787) | Won 0-0 | +211627 |
| 12rochester | 8 | Courtois, Frederic (1770) | Lost 0-0 | -151612 |
| 13rochester | 34 | Klimes, Tomas (1842) | Won 2-0 | +221634 |
| 14rochester | 24 | Blum, Damien (1598) | Won 2-0 | +171651 |
| 15rochester | 25 | Menard, Antoine (1875) | Won 2-0 | +221673 |
| top | average opponent: 1741record: 9-3 | new rating: 1673 | ||
| Grand Prix Brussels 2004 (DST standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 28 | Hilty, Frederic (1720) | Lost 0-2 | -141486 |
| 5standard | 120 | Moreau, Francois (1693) | Won 2-1 | +211507 |
| 6standard | 26 | Hubert, Felix (1556) | Won 2-0 | +191526 |
| 7standard | 49 | Torresan, Alessandro (1660) | Won 2-1 | +211547 |
| 8standard | 31 | Tschirch, Marc (1717) | Draw 1-1 | +31550 |
| 9standard | 24 | Tschirch, Marc (1714) | Lost 1-2 | -151535 |
| 10standard | 28 | Goossens, Benjamin (1586) | Won 2-1 | +191554 |
| 11standard | 8 | Dewez, Johan (1569) | Lost 0-2 | -181536 |
| top | average opponent: 1652record: 4-3-1 | new rating: 1536 | ||
| Grand Prix Porto 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 107 | Herrera, Manuel (1500) | Lost 0-2 | -181482 |
| 2sealed | 316 | Andrade, Luis (1482) | Won 2-0 | +181500 |
| 3sealed | 157 | Nora, Fernando (1500) | Won 2-1 | +181518 |
| 4sealed | 123 | Amaral, Sergio (1518) | Won 0-0 | +181536 |
| 5sealed | 82 | Pinto, Francisco (1518) | Lost 1-2 | -181518 |
| 6sealed | 125 | Magalhaes, ??? (1518) | Lost 0-2 | -181500 |
| top | average opponent: 1506record: 3-3 | new rating: 1500 | ||