submission dossier · rank 02

DotAgents
v1.1.6
gpt-5.6-terra

DotAgents / GPT-5.6 Terra #2 is an executable artifact generated with a declared high reasoning setting, then probed and run through the local chess suite. What that setting means →

Published placement bundle

Generated source, sanitized provenance, checksums, and all targeted placement replays are published. Raw generation telemetry is intentionally excluded.

provisional Elo1506rank 2 of 5 in model placement

placement record3–32–119 points · 36 games

generation timenot publishedaggregate suite timing available

tokens usednot publishedaggregate suite tokens available

generation trace

Harness telemetry

Harness version1.1.6

reasoning efforthigh

tool callsnot published

MCP callsnot published

input tokensnot published

output tokensnot published

Per-run DotAgents telemetry and raw traces were intentionally excluded from the public results package. Sanitized provenance, generated source, checksums, aggregate suite totals, and every replay remain published.

competition record

Match history

36 games · 36 cross · 0 within

resultopponentsidepositionreplay

artifact integrity

source: agents/dotagents-model-suite/dotagents-terra-02.js
SHA-256: 13167bc4d20768f76123
size: 4,383 bytes
prompt SHA: b3a92de8445f7d044825
dataset commit: f828c8efb2b4e9d5e475

generated source 4,383 B

import { readFileSync } from 'node:fs';

const z=readFileSync(0,'utf8').trim().split(/\s+/), rows=z[0].split('/');
let B=[];
for(const x of rows)for(const c of x){if(c>='1'&&c<='8')B.push(...Array(+c).fill('.'));else B.push(c)}
const S={b:B,turn:z[1],c:z[2]||'-',e:z[3]&&z[3]!='-'?(8-(+z[3][1]))*8+z[3].charCodeAt(0)-97:-1};
const white=p=>p!='.'&&p===p.toUpperCase();
const foe=x=>x==='w'?'b':'w';
const mine=(p,x)=>p!='.'&&(white(p)?'w':'b')===x;
const sq=i=>String.fromCharCode(97+i%8)+(8-Math.floor(i/8));
const inb=(r,f)=>r>=0&&r<8&&f>=0&&f<8;
function hit(b,t,side){
  for(let i=0;i<64;i++)if(mine(b[i],side)){
    const p=b[i].toLowerCase(),r=i>>3,f=i&7;
    if(p==='p'){
      const nr=r+(side==='w'?-1:1);
      if(nr>=0&&((f&&nr*8+f-1===t)||(f<7&&nr*8+f+1===t)))return true;
    } else if(p==='n'){
      for(const [a,d] of [[-2,-1],[-2,1],[-1,-2],[-1,2],[1,-2],[1,2],[2,-1],[2,1]])if(inb(r+a,f+d)&&t===(r+a)*8+f+d)return true;
    } else if(p==='k'){
      if(Math.max(Math.abs((t>>3)-r),Math.abs((t&7)-f))===1)return true;
    } else {
      const ds=p==='b'?[[-1,-1],[-1,1],[1,-1],[1,1]]:p==='r'?[[-1,0],[1,0],[0,-1],[0,1]]:[[-1,-1],[-1,1],[1,-1],[1,1],[-1,0],[1,0],[0,-1],[0,1]];
      for(const [a,d] of ds)for(let R=r+a,F=f+d;inb(R,F);R+=a,F+=d){const q=R*8+F;if(q===t)return true;if(b[q]!='.')break}
    }
  }
  return false;
}
function pseudo(s){
  const b=s.b, side=s.turn, out=[];
  const put=(f,t,x={})=>{if(b[t].toLowerCase()!=='k')out.push({f,t,...x})};
  const pawn=(f,t,x={})=>{if((t>>3)===0||(t>>3)===7)for(const q of 'qrbn')put(f,t,{...x,p:side==='w'?q.toUpperCase():q});else put(f,t,x)};
  for(let i=0;i<64;i++)if(mine(b[i],side)){
    const P=b[i],p=P.toLowerCase(),r=i>>3,f=i&7;
    if(p==='p'){
      const d=side==='w'?-1:1,one=i+d*8,two=i+d*16;
      if(inb(r+d,f)&&b[one]==='.'){
        pawn(i,one);
        if(r===(side==='w'?6:1)&&b[two]==='.')put(i,two);
      }
      for(const df of [-1,1])if(inb(r+d,f+df)){
        const t=(r+d)*8+f+df;
        if((b[t]!='.'&&!mine(b[t],side)))pawn(i,t);
        else if(t===s.e)put(i,t,{ep:true});
      }
    } else if(p==='n'){
      for(const [a,d] of [[-2,-1],[-2,1],[-1,-2],[-1,2],[1,-2],[1,2],[2,-1],[2,1]])if(inb(r+a,f+d)){const t=(r+a)*8+f+d;if(!mine(b[t],side))put(i,t)}
    } else if(p==='k'){
      for(let a=-1;a<=1;a++)for(let d=-1;d<=1;d++)if((a||d)&&inb(r+a,f+d)){const t=(r+a)*8+f+d;if(!mine(b[t],side))put(i,t)}
      const enemy=foe(side);
      if(!hit(b,i,enemy)){
        if(side==='w'&&i===60){
          if(s.c.includes('K')&&b[61]==='.'&&b[62]==='.'&&b[63]==='R'&&!hit(b,61,enemy)&&!hit(b,62,enemy))put(60,62,{ca:true});
          if(s.c.includes('Q')&&b[59]==='.'&&b[58]==='.'&&b[57]==='.'&&b[56]==='R'&&!hit(b,59,enemy)&&!hit(b,58,enemy))put(60,58,{ca:true});
        }
        if(side==='b'&&i===4){
          if(s.c.includes('k')&&b[5]==='.'&&b[6]==='.'&&b[7]==='r'&&!hit(b,5,enemy)&&!hit(b,6,enemy))put(4,6,{ca:true});
          if(s.c.includes('q')&&b[3]==='.'&&b[2]==='.'&&b[1]==='.'&&b[0]==='r'&&!hit(b,3,enemy)&&!hit(b,2,enemy))put(4,2,{ca:true});
        }
      }
    } else {
      const ds=p==='b'?[[-1,-1],[-1,1],[1,-1],[1,1]]:p==='r'?[[-1,0],[1,0],[0,-1],[0,1]]:[[-1,-1],[-1,1],[1,-1],[1,1],[-1,0],[1,0],[0,-1],[0,1]];
      for(const [a,d] of ds)for(let R=r+a,F=f+d;inb(R,F);R+=a,F+=d){const t=R*8+F;if(mine(b[t],side))break;put(i,t);if(b[t]!='.')break}
    }
  }
  return out;
}
function play(s,m){
  const b=s.b.slice(),P=b[m.f]; let c=s.c;
  b[m.f]='.'; b[m.t]=m.p||P;
  if(m.ep)b[m.t+(s.turn==='w'?8:-8)]='.';
  if(m.ca){const k=m.t>m.f?1:-1,rf=k>0?m.f+3:m.f-4,rt=m.f+k;b[rt]=b[rf];b[rf]='.'}
  if(P==='K')c=c.replace(/[KQ]/g,''); if(P==='k')c=c.replace(/[kq]/g,'');
  if(m.f===63||m.t===63)c=c.replace('K',''); if(m.f===56||m.t===56)c=c.replace('Q','');
  if(m.f===7||m.t===7)c=c.replace('k',''); if(m.f===0||m.t===0)c=c.replace('q','');
  return {b,turn:foe(s.turn),c,e:P.toLowerCase()==='p'&&Math.abs(m.t-m.f)===16?(m.f+m.t)>>1:-1};
}
const val={p:100,n:320,b:330,r:500,q:900,k:0};
let best,score=-1e9;
for(const m of pseudo(S)){
  const n=play(S,m), k=n.b.indexOf(S.turn==='w'?'K':'k');
  if(k<0||hit(n.b,k,foe(S.turn)))continue;
  let v=(S.b[m.t]==='.'?0:val[S.b[m.t].toLowerCase()])+((m.p?val[m.p.toLowerCase()]-100:0));
  if(m.ep)v=100;
  if(v>score){score=v;best=m}
}
if(best)process.stdout.write(sq(best.f)+sq(best.t)+(best.p?best.p.toLowerCase():''));