National Youth Chess Championship - 2023
1 • dulina1234 •- Round 1
- Round 2 Board 126
- Round 3 Board 112
- Round 4 Board 108
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Major division chess championship 2023 - Western division
1 • dulina1234 •- Round 1 Board 148
- Round 2 Board 152
- Round 3 Board 134
- Round 4 Board 93
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Youth chess championship - Finals
1 • dulina1234 •- Round 5 - Ayod Induwara -( 0 - 1 )
- Round 3 - Naween Sithija - ( 1 - 0 )
- Chapter 3
- Dulina Nethmira Swarnahansa - Selvendra Jathuran ( 1 - 0 )
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Individual chess tournament - Finals
1 • dulina1234 •- - Dayarathna .N.H.J.K ( 1042 ) ( 1 - 0 )
- Hirun Randira - ( 0 - 1 )
- - Theekshana ( 1 - 0 )
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Major divisions chess championship - Colombo division, Dulina's games
1 • dulina1234 •- Round 1 - Dulina - Karthigesu ( 0 - 1 )
- Round 2 - Kavinu Sanul - Dulina ( 1 - 0 )
- Round 3 - Dulina - Thehas ( 1 - 0 )
- Round 4 - Nithis Damsas - Dulina ( 0.5 - 0.5 )
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Petroff defense
1 • dulina1234 •- Damiano variation
- Classical variation
- Stafford gambit
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