I think it's just barre chords or power chords and the G chord during the verse has some open E notes on the low E string like 0 3 0 3 0 F Bb G x4 F Bb G Walker sees the mist rise F Bb G Over no man's land F Bb G He sees in front of him F Bb G A smashed up waste ground C Bb There are no fields or trees Bb F No blades of grass F Bb G Just unhurried ghosts are there F Bb G Hanging in the wire F Bb G x2 F Bb G Walker's in the wire F Bb G Limbs point upwards F Bb G There are no birds singing F Bb G The white cliffs of Dover C Bb There are no trees to sing from Bb F Walker cannot hear the wind F Bb G Far off symphony F Bb G To hear the guns beginning C Bb F F Bb G x4 Dm F Walker's in the mist Bb F Rising Dm F Bb Dm over no man's land Dm F Bb F In the battered waste ground Dm F Bb F Hear the guns firing Bb F x4