1280 London Surprise Major

Layout
1280 London Surprise Major
23456
23465 a
2 part; s = 1456 Single.

a = M.B.W.sH.H.H
34 crus (4f,30b), 12 5678s (0f,12b), 12 6578s (0f,12b), 42 4-bell runs (14f,28b), 96 5678 combinations (48f,48b), 2 8765s (2f,0b), Backrounds.
Blue Line
Properties
Structure
  • Backstroke start
  • Mid lead start
  • Mid lead finish
  • Variable hunt
  • Variable cover
Methods
  • Spliced
  • ATW
  • Mixed stage
  • Change every lead
  • Every lead different
  • Jump method
Calls
  • Standard calls
  • Twin bob
  • Jump calls
  • No calls
  • Tenors together
  • Strictly tenors together
  • Multipart calling
Changes
  • Adjacent changes
  • Identity changes
  • Jump changes
  • Tenors reversed
  • Palindromic
  • Exact multipart
Truth
  • True
  • Round block
  • Single extent block
  • Multi-extent block
  • Repetition between calls
  • Internal rounds
Number of parts
2
Number of methods
1
Changes of method
0
Stage
Major
True rows
1280
False rows
0
Complete extents
0
Partial extents
1
Applicable leadhead codes
bcflpq
Date composed
Default calls
Near
Types of call
2
   14 LE Bob (–)
10
   1456 LE Single (s)
2
Performances