καὶ ἀναβλέψασαι θεωροῦσιν ὅτι ἀποκεκύλισται ὁ λίθος· ἦν γὰρ μέγας σφόδρα.

1. καὶ
   and
2. ἀναβλέψασαι
   having looked up
3. θεωροῦσιν
   they observe
   they behold, observers
4. ὅτι
   that
   because
5. ἀποκεκύλισται
   has been rolled away
6. ὁ
   the
7. λίθος
   stone
8.  
   ·
    
9. ἦν
   was
10. γὰρ
    for
11. μέγας
    great
12. σφόδρα
    exceedingly
    very, greatly
13.  
    .
     

And having looked up, they observe that the stone has been rolled away, for it was exceedingly great.