Kiren Vivek Nasta (aka kiwibobo)
National Master Extraordinaire
Kiren Vivek Nasta, fondly known in the chess world as kiwibobo, is a National Master who has turned the 64 squares into their personal playground. Starting from humble beginnings with a bullet rating barely exceeding 1100 in 2013, Kiren has shown a remarkable journey of tenacity, growth, and a dash of cheeky brilliance.
A Journey Through the Ratings
From scraping by in bullet at just over 1100, Kiren has skyrocketed to a peak bullet rating of 2672 in late 2024, proving that even a slow starter can blitz past the competition. In blitz, the ride has been just as thrilling, with a peak of 2541, while rapid reached a solid 2027. Daily chess? Kiren dabbled and peaked at 1858, proving that slow and steady sometimes wins but not quite as fast as their infamous bullet games.
Style and Strategy
Known for an impressive comeback rate of 82%, Kiren does not give up after losing a piece and boasts an almost annoyingly high tactical awareness that keeps opponents on their toes. With an average of over 66 moves per win, this player loves the long game, savoring the grind rather than quick kills. A tilt factor of 23 means Kiren is human enough to get frustrated but quickly regroups for the next challenge – preferably around 7 AM, which seems to be their secret power hour.
Favorite Openings
While Kiren can navigate through the Scandinavian Defense Mieses Kotrc Variation with a surprising knack (over 47% win rate in 159 bullet games), their real ferocity shines in the Van ’t Kruijs Opening boasting a near 64% win rate. In blitz games, the Sicilian Defense Open Najdorf Opocensky Variation is a favorite playground, winning almost 59% of the duels.
Highlights & Quirks
- Longest winning streak: 18 games. Talk about a hot streak!
- Most resilient losing streak: 23 - because every master knows misery builds character.
- Frequently battles “okj123” with a healthy 68.5% win ratio – a worthy rival or sparring partner, perhaps?
- Sports a white win rate slightly better than black, but don’t let that fool you – dark pieces often get just as much love!
A Glimpse at Recent Triumphs
On April 7, 2025, Kiren clinched a spectacular checkmate victory against "ojarke" in a Birds Opening tussle, showcasing a sharp eye for tactics and patient positional squeezing. The game can be viewed here. There’s nothing quite like wrapping up a match with a flawless mating net!
Final Word
Kiren is not just a player; they are a chess aficionado who embraces the grind, the brilliance, and the occasional blunder (because no one’s perfect, not even a National Master). Whether bullet, blitz, or rapid, kiwibobo is a force to be reckoned with – with a penchant for comebacks and a love for the intricate dance of pawns and knights.
In the world of chess, Kiren Vivek Nasta is a player who proves you can start as the underdog and still checkmate your way to the top – sometimes with a smirk and a wink.
Quick summary
Nice sharp play in your recent blitz session — you keep finding active attacking ideas (especially against kingside setups) and you’re willing to calculate forcing lines. At the same time time trouble and some endgame technique cost you a couple of games. Below are concrete points you did well, key leaks to fix, and short drills you can use right away.
Highlight: what you did well
- Active attacking instincts — you repeatedly create threats against the enemy king (example: the sacrifice and Rxf7+ finish in your win vs Artem Alek Fedorov).
- Good opening familiarity — you arrive at middlegames you know well and then press with thematic pawn storms and piece activity (Sicilian Defense lines feature prominently).
- Tactical awareness under pressure — you spot forks, captures and decisive checks quickly in blitz; you convert concrete chances when the opponent blunders.
- Practical decision-making: you choose simplifying tactics when appropriate rather than trying to win on subtle long-term advantages.
Main weaknesses to address
- Time management / clock handling — a couple of losses came from running low on time or collapsing in long endgames. In blitz you need a simpler plan when the clock is the real opponent.
- Endgame technique — when games reached rook-and-pawn or minor-piece endgames you sometimes missed the fastest path to a draw or the simplest conversion. Practice the basic rook endgames and common king-and-pawn setups.
- Pawn overextension in attacking play — pushing too many pawns around your king or the center can create weak squares the opponent exploits. Keep at least one safe flight square when launching a kingside assault.
- Occasional tactical blunders in chaotic positions — you do well tactically overall, but in very sharp messes a hanging piece or missed intermezzo pops up. Slow down one extra second on ambiguous captures.
Concrete examples (from your recent games)
- Win vs Artem Alek Fedorov — Great use of centralizing rooks and then breaking through with a decisive sacrifice on f7. That shows both calculation and pattern recognition; reinforce this by studying king‑hunt motifs and typical f7/f2 sacrifices.
- Loss vs Indy Southcott-Moyers — ended up losing on time in a complex endgame. The position had many checks and passed pawns; with more endgame familiarity and simpler plans under the clock you can convert or hold these positions more reliably.
- Games vs strong attackers (e.g., Meri Arabidze) — watch the tactical shots around your king and avoid weakening pawn moves that open lines toward your king too early.
- Replay a key winning line:
- Embedded mini‑replay of the tactical win (play through quickly to internalize motifs):
Short checklist — things to practice this week
- 10–15 minutes daily tactics (focus on mates and winning material patterns): aim for accuracy, not speed.
- 30 minutes of targeted endgames twice this week: rook + pawn vs rook, basic king + pawn, and opposition/triangulation basics.
- Play a few rapid (10|3 or 15|10) games to practice the same opening plans without extreme clock pressure; this helps internalize ideas you then use in blitz.
- In blitz, if your clock < 40s: switch to a one‑move plan—pick a safe, straightforward move instead of calculating long variations.
Opening advice (practical, blitz‑friendly)
- When you take Sicilian structures, prioritize piece activity and one clear pawn break rather than dozens of flank pawn moves. See Sicilian Defense plans: central break + rook on open file.
- Against the Caro‑Kann and closed center games keep your pieces aimed at the opponent’s weak squares and avoid unnecessary pawn pushes near your king—this reduces tactical backfires.
- Build a 3–5 move “fast plan” for each opening line you play in blitz (develop, castle, pick a break square). When low on time execute that plan immediately.
Practical drills (10–30 minutes each)
- Tactics set: 20 puzzles in 20 minutes — mark the ones you miss and review patterns.
- Endgame blitz: 10 positions of rook endings; practice converting/defending with a 5-minute clock with 3s increment (repeat until comfortable).
- One‑phase training: play 10 blitz games but force yourself to spend at least 5 seconds on every critical capture or check — builds the habit of not blundering in messes.
Next-session game plan
- Start with a 5–10 minute warmup of tactics.
- Play a 10|3 session: use your main opening repertoire but impose the “fast plan” rule when under 40 seconds.
- After the session, pick 2 lost games and go through them slowly: find the one moment that changed evaluation and write down the better plan.
Final note — quick habits to form
- Before every move ask: “Is any piece currently hanging?” — this single question prevents many blitz blunders.
- When ahead on material, simplify and trade down; when behind, keep complexity and create targets.
- Treat the clock as an opponent: if you feel the time slipping, choose solid simple moves rather than speculative tactics.
If you want, I can: (a) annotate one of your recent games move-by-move, (b) create a 2‑week training plan tailored to your openings, or (c) build a 30–position tactics drill from patterns you miss most — tell me which.
🆚 Opponent Insights
| Recent Opponents | ||
|---|---|---|
| judehardy1 | 1W / 0L / 0D | View |
| gambit1922 | 1W / 0L / 0D | View |
| champ_2008omm | 1W / 0L / 0D | View |
| gmyagami | 0W / 1L / 0D | View |
| funkypants13 | 2W / 14L / 0D | View |
| Indy Southcott-Moyers | 0W / 1L / 0D | View |
| Florescu Codrut Constantin | 0W / 2L / 0D | View |
| Meri Arabidze | 1W / 4L / 0D | View |
| mywarrior500 | 3W / 1L / 0D | View |
| Artem Alek Fedorov | 1W / 0L / 0D | View |
| Most Played Opponents | ||
|---|---|---|
| okj123 | 366W / 107L / 61D | View Games |
| nycjack1 | 72W / 127L / 15D | View Games |
| Hema Vikas | 54W / 16L / 8D | View Games |
| Chloe Gaw | 31W / 23L / 5D | View Games |
| starlightfade | 22W / 26L / 5D | View Games |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2025 | 2364 | 2428 | 2054 | |
| 2024 | 2468 | 2434 | 2003 | 1561 |
| 2023 | 2225 | 2404 | 2027 | 1643 |
| 2022 | 1995 | 1941 | 1479 | 1275 |
| 2021 | 1942 | 2025 | 1430 | |
| 2020 | 1435 | 1454 | 1479 | |
| 2019 | 1283 | 1920 | 1559 | |
| 2018 | 1183 | 1923 | 1502 | |
| 2017 | 1026 | 2056 | 1492 | 1105 |
| 2016 | 1078 | 1297 | 1491 | |
| 2015 | 1039 | 1415 | ||
| 2014 | 1350 | |||
| 2013 | 1111 | 523 | 861 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2025 | 265W / 285L / 36D | 249W / 301L / 35D | 77.4 |
| 2024 | 797W / 753L / 125D | 782W / 772L / 114D | 79.8 |
| 2023 | 1571W / 1347L / 225D | 1468W / 1422L / 246D | 77.5 |
| 2022 | 685W / 515L / 88D | 663W / 534L / 89D | 72.5 |
| 2021 | 281W / 188L / 36D | 296W / 177L / 39D | 67.1 |
| 2020 | 43W / 38L / 9D | 41W / 38L / 7D | 55.0 |
| 2019 | 85W / 52L / 1D | 92W / 54L / 3D | 52.4 |
| 2018 | 234W / 97L / 7D | 217W / 106L / 10D | 57.7 |
| 2017 | 306W / 174L / 9D | 300W / 178L / 3D | 54.2 |
| 2016 | 108W / 75L / 2D | 89W / 95L / 3D | 53.5 |
| 2015 | 68W / 60L / 1D | 61W / 58L / 5D | 55.2 |
| 2014 | 78W / 63L / 1D | 67W / 77L / 4D | 55.5 |
| 2013 | 41W / 55L / 2D | 48W / 49L / 1D | 40.4 |
Openings: Most Played
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Blackburne Shilling Gambit | 90 | 38 | 50 | 2 | 42.2% |
| Barnes Opening: Walkerling | 69 | 32 | 35 | 2 | 46.4% |
| Philidor Defense | 61 | 24 | 35 | 2 | 39.3% |
| Amazon Attack | 47 | 25 | 18 | 4 | 53.2% |
| Italian Game: Two Knights Defense | 45 | 23 | 21 | 1 | 51.1% |
| Elephant Gambit | 45 | 28 | 16 | 1 | 62.2% |
| Four Knights Game | 45 | 23 | 22 | 0 | 51.1% |
| Amar Gambit | 42 | 20 | 19 | 3 | 47.6% |
| Scandinavian Defense | 40 | 27 | 11 | 2 | 67.5% |
| Petrov's Defense | 32 | 21 | 11 | 0 | 65.6% |
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Ruy Lopez: Brix Variation | 326 | 165 | 126 | 35 | 50.6% |
| Amar Gambit | 223 | 139 | 73 | 11 | 62.3% |
| Italian Game: Two Knights Defense | 218 | 117 | 82 | 19 | 53.7% |
| Scandinavian Defense | 212 | 107 | 91 | 14 | 50.5% |
| Caro-Kann Defense | 202 | 107 | 72 | 23 | 53.0% |
| Sicilian Defense: Najdorf Variation, Opocensky Variation | 200 | 117 | 71 | 12 | 58.5% |
| Gruenfeld: Exchange Variation | 198 | 101 | 77 | 20 | 51.0% |
| Blackburne Shilling Gambit | 197 | 116 | 68 | 13 | 58.9% |
| Scotch Game | 184 | 94 | 77 | 13 | 51.1% |
| Amazon Attack: Siberian Attack | 181 | 100 | 68 | 13 | 55.2% |
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Amar Gambit | 522 | 287 | 194 | 41 | 55.0% |
| Scandinavian Defense | 462 | 230 | 209 | 23 | 49.8% |
| Caro-Kann Defense | 340 | 168 | 156 | 16 | 49.4% |
| Barnes Defense | 278 | 138 | 124 | 16 | 49.6% |
| Nimzo-Larsen Attack | 271 | 139 | 119 | 13 | 51.3% |
| Modern | 242 | 114 | 118 | 10 | 47.1% |
| Australian Defense | 237 | 127 | 99 | 11 | 53.6% |
| Alekhine Defense | 236 | 109 | 119 | 8 | 46.2% |
| Amazon Attack: Siberian Attack | 199 | 100 | 85 | 14 | 50.2% |
| Scotch Game | 197 | 91 | 94 | 12 | 46.2% |
| Daily Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Scotch Game | 2 | 2 | 0 | 0 | 100.0% |
| Scandinavian Defense | 2 | 1 | 1 | 0 | 50.0% |
| Italian Game: Two Knights Defense | 2 | 0 | 1 | 1 | 0.0% |
| Bishop's Opening: Urusov Gambit | 2 | 2 | 0 | 0 | 100.0% |
| Ruy Lopez: Bird Variation | 1 | 1 | 0 | 0 | 100.0% |
| Sicilian Defense: Najdorf Variation, Opocensky Variation | 1 | 1 | 0 | 0 | 100.0% |
| Neo-Gruenfeld: 4.Bg2 | 1 | 1 | 0 | 0 | 100.0% |
| London System: Poisoned Pawn Variation | 1 | 0 | 1 | 0 | 0.0% |
| Sicilian Defense: Najdorf Variation, Scheveningen Variation | 1 | 0 | 1 | 0 | 0.0% |
| Gruenfeld: Exchange Variation | 1 | 0 | 1 | 0 | 0.0% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 18 | 3 |
| Losing | 23 | 0 |