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Iambic pentameter

iambic_pentameter · form · validated

Lines of five iambic feet, the commonest measure of English verse. The checker verifies strict stress; the substitutions real verse uses — an inverted first foot, a weak final syllable — are not accepted.

Provenance

  • Source: Traditional; the dominant English metre since Chaucer
  • Attribution: traditional — classical or folk; no single origin to name
  • Checkability: self — decidable from the text and its parameters alone
  • Attested: codified — formulated as a rule by a tradition rather than declared by an author

Details

  • Kind: restrictive
  • Languages: en
  • Requires: tokens, stress, syllables.heuristic
  • Deterministic: yes

Prompt hint

Write lines of five iambic feet, ten syllables alternating unstressed and stressed.

Examples

regular-lines

en — this text satisfies the procedure.

the cat can see the moon above the tree
the dog will run across the field today
a bird can fly around the house at three
the sun will set behind the hill in may

Source: constructed example; strict scansion admits no substitutions

wrong-length

en — this text does not satisfy the procedure.

the cat sat on the mat

Source: constructed counterexample

unknown-word-mid-line

en — this text satisfies the procedure.

blorf cat can see the moon above the tree
the dog will run across the field today
a bird can fly around the house at three
the sun will set behind the hill in may

Source: constructed example; an invented word reaches the stress fallback

blankvers

de — this text satisfies the procedure.

der Wandrer zieht durch jenes weite Land
der Wind bewegt die Blätter in der Nacht
ein Vogel singt am Morgen auf dem Baum
die Lampe steht und gibt uns wenig Licht

Source: constructed example; the German Blankvers is this measure

zu-kurz

de — this text does not satisfy the procedure.

die Katze schläft

Source: constructed counterexample