Coldplay
X&Y
Swallowed in the Sea
Tabbed by Pat McInnis
pat@patmcinnis.com

Here's the beginning melody transcribed for the guitar. (I was just messing around with 
and I thought I'd include it)
Feel free too add slurrs and whatnot to give it some flavor. It sounds cool with effects 
such.
E---------------------------------------------------|
B---------------------------------------------------|
G-----4-----4--6--3---------------------------------|
D--4-----4-----------6--4-----4--6--4--6--4---------|
A--------------------------------------------6p4\2--|
E---------------------------------------------------|

E---------------------------------------------|
B---------------------------------------------|
G---------------------------------------------|
D-----------4---------------------------------|
A--2--4--6-----6--4\2-------2--2-----2--2--2--|
E----------------------4----------4-----------|
Repeat one more time, with a few minor changes. (Notes are still the same though)

Then it goes to this:

E-------------------------------------------------|
B-------------------------------------------------|
G-----4-----4--6/8\6--4-------4-----4h6--3--------|
D--6-----6-----------------6-----6----------6--4--|
A-------------------------------------------------|
E-------------------------------------------------|

E--------------------------------------------|
B--------------------------------------------|
G--------------4-----------------------------|
D--4--6--4--6-----------------------4--------|
A-----------------6p4\2----2--4--6-----6--4--|
E--------------------------------------------|
Repeat one more time, again, with slight changes.

Chords:
Notice the spacing. The second to last chords in the Verse and Chorus are held.
Verse:
B   F#   E   B   F#   E        B

Chorus:
E    B    G#m    F#    E    B        F#

Transition into Bridge/Ending:
E    B

Bridge:
C#m    E    B    F#

Continue with the Chorus after that.

Ending:
B    F#    E    B    G#m    F#m    E     B

Play the chords like this to get the open sound:
B
E--0--
B--0--
G--8--
D--9--
A--9--
E--7--

F# (You can also play the B and high E open)
E--2--
B--2--
G--3--
D--4--
A--4--
E--2--

E
E--0--
B--0--
G--1--
D--2--
A--2--
E--0--

G#m
E--0--
B--0--
G--4--
D--6--
A--6--
E--4--

C#m
E--0---|
B--0---|
G--9---|
D--11--|
A--11--|
E--9---|