 
 <prompt> ```Who be Pytheas? Based on di question wey dey before dis one, write small tori wey get di answer. E fit be 1 - 20 sentences. Context:``` <response>: Notable Greek seafarers include people like Pytheas of Marseilles, Scylax of Caryanda wey sail go Iberia and beyond, Nearchus, the 6th century merchant and later monk Cosmas Indicopleustes (Cosmas wey sail go India) and the explorer of the Northwestern passage Juan de Fuca. For later times, the Romioi dey sail for the Mediterranean sea and control trade until embargo wey the Roman Emperor put on top trade with the Caliphate open door for the later Italian pre-eminence for trade. 