[Unglaublich Verwustung]

How's about this, gets you AB 51, dev crit by level 31, great cleave:

Fighter(8), Weapon Master(27), Purple Dragon Knight(5), Human
Alignment: Non-Evil and Non-Chaotic

STR: 16 (32)
DEX: 13 (14)
CON: 14
WIS: 8
INT: 13
CHA: 12

Human: (Quick to Master)
01: Fighter(1): Weapon Focus: Longsword, Dodge, Mobility
02: Fighter(2): Expertise
03: Fighter(3): Power Attack
04: Fighter(4): DEX+1, Weapon Specialization: Longsword, (DEX=14)
05: Fighter(5)
06: Fighter(6): Spring Attack, Whirlwind Attack
07: Weapon Master(1): Weapon of Choice: Longsword
08: Fighter(7): STR+1, (STR=17)
09: Weapon Master(2): Mounted Combat
10: Purple Dragon Knight(1)
11: Weapon Master(3)
12: Weapon Master(4): STR+1, Cleave, (STR=18)
13: Weapon Master(5)
14: Weapon Master(6)
15: Weapon Master(7): Great Cleave
16: Weapon Master(8): STR+1, (STR=19)
17: Purple Dragon Knight(2)
18: Purple Dragon Knight(3): Improved Critical: Longsword
19: Weapon Master(9)
20: Weapon Master(10): STR+1, (STR=20)
21: Weapon Master(11): Great Strength I, (STR=21)
22: Weapon Master(12)
23: Weapon Master(13): Epic Weapon Focus: Longsword
24: Fighter(8): STR+1, Great Strength II, Epic Weapon Specialization: Longsword, (STR=23)
25: Weapon Master(14)
26: Weapon Master(15)
27: Weapon Master(16): Great Strength III, Overwhelming Critical: Longsword, (STR=24)
28: Weapon Master(17): STR+1, (STR=25)
29: Weapon Master(18)
30: Purple Dragon Knight(4): Great Strength IV, (STR=26)
31: Weapon Master(19): Devastating Critical: Longsword
32: Weapon Master(20): STR+1, (STR=27)
33: Weapon Master(21): Great Strength V, (STR=28)
34: Weapon Master(22): Epic Prowess
35: Weapon Master(23)
36: Weapon Master(24): STR+1, Great Strength VI, (STR=30)
37: Weapon Master(25): Armor Skin
38: Weapon Master(26)
39: Weapon Master(27): Great Strength VII, (STR=31)
40: Purple Dragon Knight(5): STR+1, (STR=32)

Hitpoints: 480
Skillpoints: 172
Saving Throws (Fortitude/Will/Reflex): 23/15/22
Saving Throw bonuses:
BAB: 30
AB (max, naked): 51 (melee)
AC (naked/mundane armor/shield only): 18/28
Spell Casting:
Alignment Changes: 0

Mandatory Skillpoints:
06: Intimidate(4), Ride(2)
07: Listen(2), Persuade(2), Spot(2)

Rest of the skillpoints where you like, although take it carefully, there ain't much to play with...