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gptkbp:instance_of
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gptkb:piano
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gptkbp:accessories
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Bench and cover
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gptkbp:acoustic_type
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Acoustic piano
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gptkbp:action
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Wood and metal
Quick response
Grand action
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gptkbp:action_type_description
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Responsive and precise
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gptkbp:action_weight
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Medium to heavy
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gptkbp:availability
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Widely available
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gptkbp:brand
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gptkb:Yamaha
Renowned brand in music industry
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gptkbp:characters
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Long strings
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gptkbp:color
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gptkb:Black
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gptkbp:color_options
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Custom finishes available
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gptkbp:design_features
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Elegant design
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gptkbp:finish
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Polished ebony
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gptkbp:fuselage_material
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Spruce
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gptkbp:hammers_material
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gptkb:Felt
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gptkbp:height
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102 cm
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gptkbp:historical_significance
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Widely used in classical music
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https://www.w3.org/2000/01/rdf-schema#label
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Yamaha C7 Grand Piano
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gptkbp:is_a_key_component_of
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Plastic and wood
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gptkbp:is_maintained_by
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Long sustain
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gptkbp:is_popular_for
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gptkb:concerts
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gptkbp:key
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88
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gptkbp:length
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227 cm
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gptkbp:maintenance
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Regular tuning required
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gptkbp:manufacturer
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gptkb:Yamaha_Corporation
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gptkbp:market_position
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Top-tier grand piano
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gptkbp:market_segment
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High-end market
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gptkbp:material
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gptkb:Steel
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gptkbp:mechanism_of_action
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Advanced action mechanism
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gptkbp:model
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C7
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gptkbp:notable_users
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Many concert pianists
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gptkbp:orbital_period
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Excellent resonance
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gptkbp:performance
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Professional level
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gptkbp:price_range
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$20,000 -$30,000
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gptkbp:production_location
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gptkb:Japan
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gptkbp:production_years
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Ongoing production since 1970
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gptkbp:reviews
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Highly rated by users
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gptkbp:series
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gptkb:C_Series
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gptkbp:sound
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High sound quality
Rich and full
Bright and clear tone
Powerful sound projection
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gptkbp:sound_design
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Advanced sound engineering
Crown design
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gptkbp:style
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Traditional
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gptkbp:sustain_pedal
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gptkb:3
Full pedal functionality
Sustain, soft, and sostenuto
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gptkbp:target_audience
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Professional pianists
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gptkbp:tuning
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Equal temperament
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gptkbp:warranty
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Limited warranty available
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gptkbp:weight
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450 kg
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gptkbp:width
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149 cm
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gptkbp:wood_uses
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Laminated wood
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gptkbp:year_established
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gptkb:1970
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gptkbp:bfsParent
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gptkb:Ben_Folds
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gptkbp:bfsLayer
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4
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