Rubuta ci gaba don wannan sakin layi - Siderenski ya yi gasa ga Isra'ila a wasannin Olympics na 1964 a Tokyo, Japan, yana da shekaru 22 a Wasannin Wasanni. A tseren mita 100 na mata
ta zo ta 6 a cikin Heat 3, tare da lokacin 12.1 (ba ta ci gaba da ci gaba da 0.1 seconds ba), kuma a cikin mita 200 na mata ta zo ta 4 a Heat 4, tare da lokacin 24.6 (sabon rikodin Isra'ila), ta gama a 21st wuri. Lokacin da ta yi gasa a wasannin Olympics tana da tsayi 5-4.5 (165 cm) kuma tana da nauyin 126 lbs (57 kg).