import abjad

chord1 = abjad.Chord("<c'' f'>4") # 2
abjad.tweak(chord1.note_heads[0]).color = 'grey'
chord2 = abjad.Chord("<d'' g'>4") # 1
abjad.tweak(chord2.note_heads[0]).color = 'grey'
staff = abjad.Staff([chord1, chord2])

repeated = [abjad.Chord("<c'' f'>4"), abjad.Chord("<c'' f'>4"),
           abjad.Chord("<d'' g'>4")]
staff.extend(repeated)
staff.append(abjad.Rest("r4"))

held = [abjad.Chord("<c'' f'>2"), abjad.Chord("<d'' g'>4")]
staff.extend(held)
staff.append(abjad.Rest("r4"))

scale1 = [abjad.Note(x) for x in ("c''4", "b'4", "a'4", "g'4", "f'4")]
staff.extend(scale1)
scale2 = [abjad.Note(x) for x in ("d''8", "c''8", "b'8", "a'8", "g'8")]
staff.extend(scale2)
staff.append(abjad.Rest("r8"))

landing1 = [abjad.Note(x) for x in ("c''8", "b'8", "a'8", "g'8", "f'2")]
staff.extend(landing1)
landing2 = [abjad.Note(x) for x in ("d''8", "c''8", "b'8", "a'8", "g'4")]
staff.extend(landing2)
staff.append(abjad.Rest("r4"))

truncate = [abjad.Note("c''8"), abjad.Note("b'8"),
            abjad.Skip("s64"), abjad.Note("d''8")]
staff.extend(truncate)
staff.extend([abjad.Rest("r8"), abjad.Rest("r2")])

beats = [abjad.Rest("r4"), abjad.Chord("<c'' f'>4"), abjad.Rest("r2"),
         abjad.Chord("<d'' g'>4"), abjad.Rest("r4"), abjad.Rest("r2")]
staff.extend(beats)

abjad.attach(abjad.TimeSignature((2,4)), staff[0])
abjad.attach(abjad.LilyPondLiteral(r'\numericTimeSignature'), staff)
four_four = abjad.TimeSignature((4,4))
abjad.attach(four_four, staff[2])

abjad.show(staff)