ChessBites - Player Information and Statistics

Player Profile

Player:

(Eg: Carlsen,Magnus)

Raineri, Valerio



FIDE:	FIDE Card
Years:	1998-2014
Number of games:	212
Number of wins:	82
Number of draws:	53
Number of losses:	77
White score:	60½/103 (58.74% - Average Elo: 2112.01)
Black score:	48/109 (44.04% - Average Elo: 2139.4)

Rating progression

Games
White wins
White draws
White losses
Black wins
Black draws
Black losses

Top wins

Raineri, Valerio (2122) - Certic, Branimir (2414), Fermo op 1st, Fermo (C00) - 2010

Raineri, Valerio (2164) - Gross, Stefan (2328), Imperia op 45th, Imperia (B90) - 2003

Raineri, Valerio (2145) - Luciani, Carlo (2236), Imperia op 48th, Imperia (C77) - 2006

Van Hoolandt, Patrick (2263) - Raineri, Valerio (2145), Imperia op 48th, Imperia (E98) - 2006

Popa, Claudio (2215) - Raineri, Valerio (2122), Fermo op 1st, Fermo (C45) - 2010

Ficco, Corrado (2172) - Raineri, Valerio (2132), Piacenza op 1st, Piacenza (C34) - 2005

Raineri, Valerio - ? (99)

Pelizzola, Danilo (1½/3)

Barberi, Alessandro (1/2)

Stoppa, Omar (0/2)

Astengo, Corrado (1/1)

Baldelli, Alex (½/1)

Bellotto, Stefano (½/1)

Bernago, Federico (½/1)

Bernasconi, Roberto (1/1)

Bildt, Thomas (1/1)

Binder, Andrea (½/1)

Borgiani, Flavio (½/1)

Borin, Fabio (½/1)

Bosi, Clint (1/1)

Bossoni, Mario (½/1)

Bove, Alessandro (0/1)

Bozzali, Ermanno (0/1)

Brunello, Marina (1/1)

Brunetti, Alessandro (1/1)

Cacco, Christian (½/1)

Cairoli, Camillo (1/1)

Campanile, Roberto (1/1)

Cavatorta, Fosco (1/1)

Cebalo, Miso (0/1)

Certic, Branimir (1/1)

Chatalbashev, Boris (0/1)

Colombo, Alberto E (½/1)

Cugini, Verter (1/1)

D'Alfonso, Nicola (1/1)

Damia, Angelo (0/1)

De Biaggi, Paolo (1/1)

Dritsakos, Sonia (1/1)

Efimov, Igor (0/1)

Feistenauer, Harald (0/1)

Ferretti, Folco (0/1)

Floris, Federico (½/1)

Fossati, Remigio (1/1)

Fregonese, Giulio (1/1)

Friedrich, Norbert (0/1)

Froeschl, Felix (½/1)

Gallitto, Salvatore (1/1)

Giancotti, Eraldo (½/1)

Giretti Kanev, Jasen (½/1)

Gonella, Daniele (1/1)

Gorbatov, Alexej (0/1)

Gosio, Denis (1/1)

Gromovs, Sergejs (½/1)

Gross, Stefan (1/1)

Guglielmi, Dante (1/1)

Innocenti, Luca (1/1)

Jedlicka, Ales (0/1)

Lain, Luigi (½/1)

Lapiccirella, Daniele (½/1)

Lavorgna, Giovanni (1/1)

Lezzerini, Marco (0/1)

Ljubisavljevic, Zivojin Z (0/1)

Luciani, Carlo (1/1)

Malano, Francesco (½/1)

Marguerettaz, Davy (1/1)

Mazzolini, Valerio (1/1)

Meijers, Viesturs (½/1)

Mione, Dario (0/1)

Moncelli, Giorgio (1/1)

Nastro, Federico (½/1)

Orfei, Rolando (1/1)

Orlando, Luigi (1/1)

Pace, Pietro Dario (½/1)

Pantaleoni, Claudio (1/1)

Patavia, Antonio (½/1)

Restifo, Katiuscia Dolores (1/1)

Revinelli, Sergio (1/1)

Rinaudo, Sergio (½/1)

Rossi, Aldo (½/1)

Rossi, Giampiero (1/1)

Safranska, Anda (0/1)

Sardo, Gabriele (0/1)

Sbarra, Marco (½/1)

Scalcione, Michelangelo (½/1)

Scotti, Umberto (½/1)

Seigert, Frank (1/1)

Seresin, Francesco (1/1)

Stella, Andrea (0/1)

Svacina, Petr (1/1)

Tavasci, Alfio (1/1)

Tedesco, Fernando (1/1)

Thurner, Markus (1/1)

Tortorella, Giancarlo (½/1)

Valsecchi, Alessio (½/1)

Ventura, Sergio (½/1)

Veri, Giustino (1/1)

Veznik, Michael (1/1)

Vignoli, Matteo (0/1)

Voiska, Margarita (0/1)

Waldner, Mirko (0/1)

Weisbuch, Udi (0/1)

? - Raineri, Valerio (99)

Di Paolo, Raffaele (0/4)

Paniga, Danilo (3/3)

Vezzosi, Paolo (½/3)

Cairoli, Camillo (1½/2)

Popa, Claudio (2/2)

Van Hoolandt, Patrick (1/2)

Aglietti, Graziano (1/1)

Agnelli, Francesco (1/1)

Agnello, Francesco Claudio (1/1)

Aleksic, Nenad (0/1)

Allegranti, Luca (½/1)

Astengo, Marcello (0/1)

Baloire, Endy (0/1)

Battistella, Stefano (½/1)

Bemporad, Filippo (½/1)

Bertagnolli, Alexander (0/1)

Bertani, Gianfranco (0/1)

Biolek, Richard (0/1)

Bisaro, Andrea (1/1)

Bonade, Massimo (1/1)

Bonani, Georg (1/1)

Bonazzi, Edoardo (0/1)

Borin, Fabio (0/1)

Bosio, Devis (1/1)

Bozzali, Ermanno (1/1)

Brancaleoni, Maurizio (0/1)

Calza, Gabriele (½/1)

Cantoro, Daniele (1/1)

Capuano, Eugenio (0/1)

Cavatorta, Fosco (1/1)

Cecchetto, Vanni (1/1)

Cioara, Andrei Nestor (0/1)

Cocchi, Andrea (½/1)

Colombrini, Adolfo (1/1)

Cornette, Deimante (0/1)

De Bortoli, Peter (0/1)

De Santis, Alessio (0/1)

De Zordi, Fabio (0/1)

Del Rio de Angelis, Salvador Gabriel (0/1)

Delizia, Constantino (½/1)

Di Lascio, Savino (½/1)

Di Martino, Antonio (1/1)

Dolezal, Radoslav (0/1)

Efimov, Igor (0/1)

Fabris, Alberto (0/1)

Ficco, Corrado (1/1)

Fierro Baquero, Martha Lorena (0/1)

Frugoli, Francesco (0/1)

Gagliardi, Christian (0/1)

Gardon, Ermanno (0/1)

Genocchio, Daniele (0/1)

Giordani, Marco (½/1)

Gonella, Daniele (½/1)

Guzzetti, Luigi Enrico (1/1)

Isonzo, Davide (0/1)

Kantorik, Marian (½/1)

Lapiccirella, Daniele (0/1)

Lucchi, Lorenzo (0/1)

Maccario, Mauro (1/1)

Mariano, Elia (½/1)

Massironi, Marco (1/1)

Mastroddi, Emiliano (1/1)

Mazzariol, Oscar (0/1)

Mela, Riccardo (1/1)

Micheli, Carlo (½/1)

Miezis, Normunds (0/1)

Morselli, Stefano (1/1)

Moser, Eva (0/1)

Mozny, Milos (0/1)

Mrdja, Milan (0/1)

Napoli, Ferdinando (1/1)

Pace, Pietro Dario (0/1)

Padovani, Alessio (½/1)

Pesce, Gabriele (1/1)

Petkov, Vladimir (0/1)

Piazza, Giacomo (1/1)

Poloch, Petr (0/1)

Pulito, Alberto (1/1)

Ragnoni, Alessandro (1/1)

Ranieri, Fabrizio (0/1)

Recanatini, Italo (1/1)

Reggi, Matteo (½/1)

Revinelli, Sergio (1/1)

Rinaudo, Andrea (½/1)

Rotstein, Arkadij (0/1)

Salvador, Roland (0/1)

Sibilio, Mario (0/1)

Simacek, Pavel (0/1)

Sirena, Gianni (½/1)

Spinelli, Doriano (0/1)

Stefanetti, Marco (½/1)

Sveshnikov, Evgeny (0/1)

Tavasci, Alfio (1/1)

Tencati, Giuseppe (½/1)

Tomassoni, Leonardo (½/1)

Valsecchi, Alessio (½/1)

Vyskocil, Neklan (0/1)

Waldner, Mirko (1/1)

Zacco, Remo (1/1)

Openings played as White (35)

C00 French Defense (1.e4 e6)
Average Elo: 2105.94
Result: 12/19 = 63.16%

B80 Sicilian, Scheveningen (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6)
Average Elo: 2092.22
Result: 6/10 = 60%

B90 Sicilian, Najdorf (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6)
Average Elo: 2210.86
Result: 4/7 = 57.14%

C77 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6)
Average Elo: 2094.67
Result: 2½/6 = 41.67%

B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo: 1988.17
Result: 4½/6 = 75%

B42 Sicilian, Kan (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3)
Average Elo: 2248.6
Result: 2½/5 = 50%

C42 Petrov Defense (1.e4 e5 2.Nf3 Nf6)
Average Elo: 2092.75
Result: 3/4 = 75%

B79 Sicilian, Dragon, Yugoslav Attack, 12.h4 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O Qa5 11.Bb3 Rfc8 12.h4)
Average Elo: 2270.67
Result: 2½/4 = 62.5%

B77 Sicilian, Dragon, Yugoslav Attack (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4)
Average Elo: 1997.75
Result: 2½/4 = 62.5%

B15 Caro-Kann (1.e4 c6 2.d4 d5 3.Nc3)
Average Elo: 2424.33
Result: 0/3 = 0%

B33 Sicilian (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4)
Average Elo: 2272
Result: 1½/3 = 50%

B48 Sicilian, Taimanov Variation (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3)
Average Elo: 2072
Result: 2½/3 = 83.33%

C63 Ruy Lopez, Schliemann Defense (1.e4 e5 2.Nf3 Nc6 3.Bb5 f5)
Average Elo: 1981.5
Result: 2/2 = 100%

C78 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O)
Average Elo: 2130
Result: 1½/2 = 75%

C41 Philidor Defense (1.e4 e5 2.Nf3 d6)
Average Elo: 1782
Result: 2/2 = 100%

C65 Ruy Lopez, Berlin Defense (1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6)
Average Elo: 2004.5
Result: 1½/2 = 75%

B10 Caro-Kann (1.e4 c6)
Average Elo: 1703
Result: 2/2 = 100%

B01 Scandinavian (1.e4 d5)
Average Elo: 2032.5
Result: ½/2 = 25%

C02 French, Advance (1.e4 e6 2.d4 d5 3.e5)
Average Elo: 2095
Result: ½/1 = 50%

B96 Sicilian, Najdorf (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4)
Average Elo: 2050
Result: 1/1 = 100%

A08 King's Indian Attack (1.Nf3 d5 2.g3 c5 3.Bg2)
Average Elo: 2411
Result: 0/1 = 0%

B04 Alekhine's Defense, Modern (1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3)
Average Elo: 2282
Result: 0/1 = 0%

C90 Ruy Lopez, Closed (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6)
Average Elo: 2087
Result: 1/1 = 100%

B44 Sicilian (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6)
Average Elo: 2220
Result: ½/1 = 50%

B00 Uncommon King's Pawn Opening (1.e4)
Average Elo: 2192
Result: ½/1 = 50%

C61 Ruy Lopez, Bird's Defense (1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4)
Average Elo: 2046
Result: 1/1 = 100%

B03 Alekhine's Defense (1.e4 Nf6 2.e5 Nd5 3.d4)
Average Elo: 2082
Result: 0/1 = 0%

B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4)
Average Elo: 2068
Result: ½/1 = 50%

B06 Robatsch (1.e4 g6)
Average Elo: 2298
Result: 0/1 = 0%

C67 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4)
Average Elo: 2272
Result: 0/1 = 0%

B32 Sicilian (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5)
Average Elo: 2048
Result: 1/1 = 100%

C75 Ruy Lopez, Modern Steinitz Defense (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7)
Average Elo: 1924
Result: 1/1 = 100%

B56 Sicilian (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3)
Average Elo: 2305
Result: 0/1 = 0%

B28 Sicilian, O'Kelly Variation (1.e4 c5 2.Nf3 a6)
Average Elo: 2287
Result: 0/1 = 0%

C70 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4)
Average Elo: 1853
Result: ½/1 = 50%

Openings played as Black (47)

C75 Ruy Lopez, Modern Steinitz Defense (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7)
Average Elo: 2136.5
Result: 3/10 = 30%

C45 Scotch Game (1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4)
Average Elo: 2215.57
Result: 3/7 = 42.86%

A24 English, Bremen System with ...g6 (1.c4 e5 2.Nc3 Nf6 3.g3 g6)
Average Elo: 2130.17
Result: 1/6 = 16.67%

B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo: 2086.67
Result: 4/6 = 66.67%

C34 King's Gambit Accepted (1.e4 e5 2.f4 exf4 3.Nf3)
Average Elo: 2129
Result: 2½/5 = 50%

E92 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5)
Average Elo: 2181.2
Result: 2½/5 = 50%

A48 King's Indian (1.d4 Nf6 2.Nf3 g6)
Average Elo: 2034.25
Result: 1½/4 = 37.5%

A05 Reti Opening (1.Nf3 Nf6)
Average Elo: 1958.5
Result: 3½/4 = 87.5%

C68 Ruy Lopez, Exchange (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6)
Average Elo: 2239
Result: 2/3 = 66.67%

C53 Giuoco Piano (1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3)
Average Elo: 1960.67
Result: 2½/3 = 83.33%

C56 Two Knights (1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4)
Average Elo: 2162.33
Result: 2/3 = 66.67%

C33 King's Gambit Accepted (1.e4 e5 2.f4 exf4)
Average Elo: 2070.33
Result: 1½/3 = 50%

C54 Giuoco Piano (1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4)
Average Elo: 2275
Result: 0/3 = 0%

A45 Queen's Pawn Game (1.d4 Nf6)
Average Elo: 2199.67
Result: ½/3 = 16.67%

A15 English (1.c4 Nf6)
Average Elo: 1925
Result: 1½/3 = 50%

A68 Benoni, Four Pawns Attack (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O)
Average Elo: 2379
Result: 1½/2 = 75%

C49 Four Knights (1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4)
Average Elo: 2108
Result: 1½/2 = 75%

C77 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6)
Average Elo: 2302
Result: 1/2 = 50%

E70 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4)
Average Elo: 2101
Result: ½/2 = 25%

C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O)
Average Elo: 2042.5
Result: 2/2 = 100%

A36 English (1.c4 c5 2.Nc3 Nc6 3.g3)
Average Elo: 1922.5
Result: 1/2 = 50%

E98 King's Indian, Orthodox, Taimanov, 9.Ne1 (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1)
Average Elo: 2161.5
Result: 1½/2 = 75%

C70 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4)
Average Elo: 2208
Result: 1/2 = 50%

E88 King's Indian, Samisch, Orthodox, 7.d5 c6 (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c6)
Average Elo: 1999
Result: 1/2 = 50%

E62 King's Indian, Fianchetto (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3)
Average Elo: 2330
Result: 0/1 = 0%

C25 Vienna (1.e4 e5 2.Nc3)
Average Elo: 2140
Result: 1/1 = 100%

C89 Ruy Lopez, Marshall (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5)
Average Elo: 2230
Result: ½/1 = 50%

A26 English (1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6)
Average Elo: 2518
Result: 0/1 = 0%

E67 King's Indian, Fianchetto (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7)
Average Elo: 2064
Result: 1/1 = 100%

C95 Ruy Lopez, Closed, Breyer (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d4)
Average Elo: 2499
Result: 0/1 = 0%

A01 Nimzovich-Larsen Attack (1.b3)
Average Elo: 2340
Result: 0/1 = 0%

B08 Pirc, Classical (1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3)
Average Elo: 2230
Result: 0/1 = 0%

E69 King's Indian, Fianchetto, Classical Main line (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 c6 9.h3)
Average Elo: 2364
Result: 0/1 = 0%

E61 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3)
Average Elo: 2497
Result: 0/1 = 0%

C51 Evans Gambit (1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 )
Average Elo: 2034
Result: 0/1 = 0%

E85 King's Indian, Samisch, Orthodox Variation (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5)
Average Elo: 2056
Result: 0/1 = 0%

E73 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2)
Average Elo: 2268
Result: 0/1 = 0%

E94 King's Indian, Orthodox (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O)
Average Elo: 2019
Result: 1/1 = 100%

A16 English (1.c4 Nf6 2.Nc3)
Average Elo: 2008
Result: ½/1 = 50%

C44 King's Pawn Game (1.e4 e5 2.Nf3 Nc6)
Average Elo: 2381
Result: 0/1 = 0%

C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dc 5.O-O f6 6.d4)
Average Elo: 1933
Result: 1/1 = 100%

C50 Giuoco Piano (1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5)
Average Elo: 2003
Result: 0/1 = 0%

E60 King's Indian Defense (1.d4 Nf6 2.c4 g6)
Average Elo: 2107
Result: 0/1 = 0%

E90 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3)
Average Elo: 2513
Result: 0/1 = 0%

C26 Vienna (1.e4 e5 2.Nc3 Nf6)
Average Elo: 2504
Result: 0/1 = 0%

A77 Benoni, Classical, 9...Re8, 10.Nd2 (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2)
Average Elo: 2267
Result: 0/1 = 0%

E86 King's Indian, Samisch, Orthodox, 7.Nge2 c6 (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.Nge2 c6)
Average Elo: 1589
Result: 1/1 = 100%