Finally, when there are three uncovered squares in a row and the clear square beside the middle one is a 3 (once again this square should have no other neighbors) then all three are mines.
Azkenik, ilara berean estalitako hiru lauki badaude eta erdiko laukiaren ondoko laukiak 3 bat badu (oraingoan ere estalitako laukirik ez dagoela inguruan), hiru laukiak minak dira.