Get Me Out Solutions: Level 51

Solution:
21 U; 31 U; 32 L; 33 L; 34 L; 24 D; 23 R; 32 UU; 31 RU; 41 U; 43 LL; 33 D; 34 D; 23 D; 12 RR; 22 UR; 21 RU; 31 U; 41 U; 51 U; 53 LL; 43 D; 44 D; 33 D; 22 RR; 31 U; 41 U; 51 U; 53 LL; 54 LL; 43 D; 32 RR; 41 U; 52 UL; 53 L;

Read this blog post for info about the notation...