Simplify the following text for a Grade 11 native English-speaking person.
Original: Recording began on July 23 , 1969 , when the Beatles recorded a one-minute , 20-second master recording that was extended via overdubs to two minutes and five seconds .
Simplified: Recording began on 23 July 1969 , when The Beatles recorded a one-minute , 20-second master take that was extended via overdubs to two minutes and five seconds .