Burkina Faso- West Africa. 6 musicians in Yoko. Yiri means wood. Oral tradition. Album released 2002.
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Yiri Tempo
Unmetred at beginning. Moderato at bar 8. Fast and lively- people could be dancing! Doesn't slow. Tempo sustained by half-bar ostinato.
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Yiri Measure
Starts off as 4/4. Varies to 5 or 6 crotchets often one bar before a new section/ end of phrase. Oral tradition may explain metre change.
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Yiri Melody
Based in G flat major- heptatonic scale. Passed between soloist, chorus and balafons. Repeated notes and octaves. Syncopation especially in balafon breaks. Falling motif. Call and response- soloist and chorus. Mainly 2 bar phrases. Virtuosic elements
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Yiri Structure
3 sections- balafon intro; main (alternating choruses and balafon solos with vocal solo in middle); Coda.
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Yiri Rhythm
Triplets, long notes, semis. Half-bar drum ostinato stops briefly in Coda. Syncopation throughout. Cross-rhythms. Off beat in solo voice part.
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Yiri Dynamics
Little contrast- only differs because of instruments played then.
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Yiri Instruments
Djembe, dundun (bass drum), talking drum. Balafons (lower plays on and off melodic ostinato) , drums (provide rhythmic ostinato), voices.
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Yiri Texture
Mixture of instrumental and vocal sections. Heterophony (same rhythm, different notes), unison but no harmony for vocal parts, monophonic introduction, polyphonic texture between vocal and balafon parts.
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Other cards in this set
Card 2
Front
Yiri Tempo
Back
Unmetred at beginning. Moderato at bar 8. Fast and lively- people could be dancing! Doesn't slow. Tempo sustained by half-bar ostinato.
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