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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_ihbocmu3j6rc1sbngrmm3r6fq9, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
<br />
<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
static Web webFromTriple(S a, S b, S c) {
  ret webFromTriple(triple(a, b, c));
}

static Web webFromTriple(Triple<S> t) {
  ret webFromTriple(t, 0.2, 0.2, 0.8, 0.7);
}

static Web webFromTriple(Triple<S> t, double x1, double y1, double x2, double y2) {
  Web web = webWithoutIndexAndLock(); // save space
  S a = unnull(t.a), b = unnull(t.b), c = unnull(t.c);
  web_addRelation(web, a, c, b);
  Web web = webFromTriples(t.a, t.b, t.c);
  
  web_setPosition(first(web.nodes), x1, y1);
  web_setPosition(second(web.nodes), x2, y2);
  ret web;
}