 " Mothers of the Disappeared " runs for 5 : 14 ( 5 minutes , 14 seconds ) . It is played in common time in a key of A. The song begins with the sound of rain hitting a roof , which fades in over the first fourteen seconds alongside the bass and a processed drum loop beat by Mullen which reverberates in the background . Thirty @-@ two seconds into the song , Mullen 's drums enter , playing a sporadic beat every four to five seconds . At the fifty @-@ second mark the drums play a more regular beat , and the Edge 's guitar , accompanied by Eno 's synthesizer , enters . The first verse begins at 1 : 28 , and introduces the chord progression of A5 – E5 – F ♯ m – D – A5 , which is played in the verses . At 2 : 41 Eno 's keyboards enter , and the song begins to follow a D – D5 – A5 chord progression , while Bono begins falsetto vocals . The second verse then begins at 3 : 01 . The lyrics end at 3 : 37 , and the song returns to the chord progression of D – D5 – A5 . The harmony gradually grows in volume until 4 : 33 , at which point the song enters into a coda ; the keyboards come to a finish and the guitar returns to playing A notes before fading over the next eight seconds alongside the bass . The synthesizer , drums , and drum loop conclude the song , fading out slowly over the last thirty @-@ one seconds . 
 " Mothers of the Disappeared " runs for 5 : 14 ( 5 minutes , 14 seconds ) . It is played in common time in a key of A. The song <a href='uninflect' title='1'><mark>begins</mark></a> with the sound of rain hitting a roof , which <a href='uninflect' title='2'><mark>fades</mark></a> in over the first fourteen seconds alongside the bass and a processed drum loop beat by Mullen which <a href='uninflect' title='3'><mark>reverberates</mark></a> in the background . Thirty @-@ two seconds into the song , Mullen <a href='null_genetive' title='4'><mark>'s</mark></a>drums enter , playing a sporadic<a href='been_done' title='5'><mark></mark></a> beat every four to five seconds . At the fifty @-@ second mark the drums play a more regular beat , and the Edge <a href='null_genetive' title='6'><mark>'s</mark></a>guitar , accompanied by Eno <a href='null_genetive' title='7'><mark>'s</mark></a>synthesizer , enters . The first verse <a href='uninflect' title='8'><mark>begins</mark></a> at 1 : 28 , and <a href='uninflect' title='9'><mark>introduces</mark></a> the chord progression of A5 – E5 – F ♯ m – D – A5 , which is played in the verses . At 2 : 41 Eno <a href='null_genetive' title='10'><mark>'s</mark></a>keyboards enter , and the song <a href='uninflect' title='11'><mark>begins</mark></a> to follow a D – D5 – A5 chord progression , while Bono <a href='uninflect' title='12'><mark>begins</mark></a> falsetto vocals . The second verse then <a href='uninflect' title='13'><mark>begins</mark></a> at 3 : 01 . The lyrics end at 3 : 37 , and the song <a href='uninflect' title='14'><mark>returns</mark></a> to the chord progression of D – D5 – A5 . The harmony gradually <a href='uninflect' title='15'><mark>grows</mark></a> in volume until 4 : 33 , at which point the song <a href='uninflect' title='16'><mark>enters</mark></a> into a coda ; the keyboards come to a finish and the guitar <a href='uninflect' title='17'><mark>returns</mark></a> to playing A notes before fading over the next eight seconds alongside the bass . The synthesizer , drums , and drum loop conclude the song , fading out slowly over the last thirty @-@ one seconds . 
 Mothers of da Disappeared  runs for 5 : 14 ( 5 minutes , 14 secs ) . It is played in common time in a key of A. The song begin with the sound of rain hittin a roof , which fade in ova the first fourteen secsecsongside the bass and a processed drum loop beat by Mullen which reverberate in the background . Thirty @-@ two seconds into the song , Mullen  drums enter , playing a sporadic been beat every four to five secondsecsthe fifty @-@ second mark the drums play a more regular beat , and tdaEdge  guitar , accompanied by Eno  synthesizer , enters . The first verse begin at 1 : 28 , and introduce the chord progression of A5 – E5 – fuc ♯ m – D – A5 , which is played in the verses . At 2 : 41 Eno  keyboards enter , and thdaong begin to follow a D – D5 – A5 chord progression , while Bono begin falsetto vocals . The second verse then begin at 3 : 01 . The lyrics end at 3 : 37 , and thedang return to the chord progression of D – D5 – A5 . The harmony gradually grow in volume untill 4 : 33 , at which point the song enter into a coda ; the daboards come to a finish and the guitar return to playing A notes b4 fading oovathe next eight seconds alongside the bass . The sdahesizer , drums , and drum loop conclude the song , fading outt slowly over the last thirty @-@ one seconds .secs