<human>: Question: What was the name of the Portuguese explorer?

Is "Early reports of Europeans reaching this area include those of the Venetian Alvise Cadamosto's voyage of 1455, the 1479–1480 voyage by Flemish-French trader Eustache de la Fosse, and Diogo Cão." the correct answer?

OPTIONS:
- yes
- no
<bot>: yes