Zoznam diskusných klubov
Nie je vám dovolené písať správy do tohto klubu. Minimálna úroveň členstva vyžadovaná na písanie v tomto klube je Brain pešiak.
qusar: This is indeed a situation where the one having the prime should unblock but it is a different position of pieces. You don't have to just be in a column, but you must NOT have a chance to move in order someone to unblock you