fault-tolerant computer
... that the earliest fault-tolerant computer was built by Antonín Svoboda in 1951?
... that the earliest <b id="mwDHk"><a class="mw-redirect" href="./Fault-tolerant_computer_systems" id="mwDHo" rel="mw:WikiLink" title="Fault-tolerant computer systems">fault-tolerant computer</a></b> was built by <a class="mw-redirect mw-disambig" href="./Antonín_Svoboda" id="mwDHs" rel="mw:WikiLink" title="Antonín Svoboda">Antonín Svoboda</a> in 1951?