Oasis - Dyer Wanna Be A Spaceman Chords & Tabs

D'Yer Wanna Be A Spaceman
Oasis

Chords used:
[ Tab from: https://www.guitartabs.cc/tabs/o/oasis/dyer_wanna_be_a_spaceman_crd.html ]
G    (320033)
A    (x02220)
Am   (x02210)
C    (x32010)
Em   (022000)
X    (x21002)  [I called this chord "X" because I have no idea what it is!]
F    (133211)
F#/D (2x0232)


Intro and all through the verses, the chord progression is: G  A  C  G