28 HTM Solve by Teemu Tiinanen @ Benelux Open 2010

Scramble: F2 U2 B2 R’ U2 B’ L’ R2 U2 R2 D2 U B2 F D’ L2 R F’
Solution: R L2 B2 L’ B’ L2 U’ L’ U2 B’ U’ L2 B2 D B D L’ D L2 B’ R B2 R B2 R’ F U F2 (28 HTM)

Explanation:
On inverse scramble with
R’ pre-move:
2x2x3 (without last move): F2 U’ F’ R B2 R’ B2 R’
Some block building: B L2 D’ L D’ B’ D’ B2
Finish with a setup to short LL-alg: L2 U B U2 L U L2 B L B2 L2

Comment:
As Teemu later realized, he could have got a 26, fiishing with L2 B2 D B D2 R D R2 B R L2, since he cancelled the last R with the premove.

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