The silliest odd one outs

[Wojtek]

Keithie prepared sth like this one year ago. Now part two

Which one doesn't fit and why:

1. Mike Oldfield, Yes, Vangelis, UK
Clue: time and space

2. Iona, Porcupine Tree, The Flower Kings, Quidam
Clue: we lost the skyline

3. PFM, Yes, Roxy Music, King Crimson
Clue: sinderella man*

4. Alex Massi, Alphaville, Gordian Knot, John Lord
Clue: Prussia

5. The Tangent, Opeth, Transatlantic, The Flower Kings
Clue: out of sight

6. Genesis, No-Man, Iona, Peter Gabriel
Clue: hello guest - moses

7. Porcupine Tree, Spock's Beard, Riverside, Pain of Salvation
Clue: omiting

8. Soft Machine, UK, Focus, Gong
Clue: lana lane

9. Spock's Beard, Ayreon, Anekdoten, Pain of Salvation
Clue: for many no prog without that

10. Mostly Autumn - The Last Bright Light, Madness - One Step Beyond, Mike Oldfield - Voyager, The Flower Kings - Space Revolver
Clue: where's copyright?

11. Peter Gabriel, Neal Morse, Mike Oldfield, Robert Fripp
Clue: playboy

12. Podakayne, Kevishev, Mossy, Teermin8r
No Clue

13. Abraxas, Annalist, Lizard, Quidam
Clue: where's gray?

* - no, it is not the gay/fetish porn video

btw: clues are usually perverse, poetic and veiled. so no, you don't know

Standings:
moses, sharcnorris, Spike463 - 1
the rest - 0