Navigators who lived within a group of islands would learn the effect various islands had on their shape, direction, and motion and would have been able to correct their path in accordance with the changes they perceived.
Navigator yang tinggal di dalam kelompok pulau akan mempelajari pengaruh berbagai pulau terhadap bentuk, arah, dan gerak mereka dan akan mampu memperbaiki jalan mereka sesuai dengan perubahan yang mereka rasakan.