too close to call

listen to the pronunciation of too close to call
Английский Язык - Турецкий язык
(deyim) Önceden tahmin edilmesi zor, önceden kestirilemeyen
Английский Язык - Английский Язык
(deyim) Impossible to guess the result in advance Usage notes: usually said about a competition or an election

Tonight's semifinals match is too close to call.