οὗτός ἐστιν ὁ ἄρτος ὁ ἐκ τοῦ οὐρανοῦ καταβαίνων, ἵνα τις ἐξ αὐτοῦ φάγῃ καὶ μὴ ἀποθάνῃ.

1. οὗτός
   this
2. ἐστιν
   is
3. ὁ
   the
4. ἄρτος
   bread
5. ὁ
   the
6. ἐκ
   from
   out of
7. τοῦ
   of the
   the
8. οὐρανοῦ
   heaven
9. καταβαίνων
   coming down
   going down, descending
10.  
    ,
     
11. ἵνα
    so that
12. τις
    someone
    who
13. ἐξ
    from
    out of
14. αὐτοῦ
    his
15. φάγῃ
    eats
    you shall eat, you will eat
16. καὶ
    and
17. μὴ
    not
18. ἀποθάνῃ
    dies
    he dies, he die
19.  
    .
     

This is the bread coming down from heaven, so that someone may eat from it and not die.