American Airlines

40/60

40% Equity

U.S. Large-Cap
5% U.S. Large Cap Stock Index
U.S. Large-Cap Value
5%  U.S. Large Cap Value Stock Index
U.S. Small-Cap
5%  U.S. Small Cap Growth Stock Index
U.S. Small-Cap Value
5% U.S. Small Cap Value Stock Index
International Large-Cap Growth
16%  International Developed Markets
Emerging Markets
4% Emerging Markets

60% Fixed Income

Intermediate-Term Bond
45% U.S. Bond Index Fund
TIPS
15% Inflation Protection Fund
 

60/40

60% Equity

U.S. Large-Cap
7% U.S. Large Cap Stock Index
U.S. Large-Cap Value
8%  U.S. Large Cap Value Stock Index
U.S. Small-Cap
7%  U.S. Small Cap Growth Stock Index
U.S. Small-Cap Value
8% U.S. Small Cap Value Stock Index
International Large-Cap Growth
24%  International Developed Markets
Emerging Markets
6% Emerging Markets

40% Fixed Income

Intermediate-Term Bond
30% U.S. Bond Index Fund
TIPS
10% Inflation Protection Fund

80/20

80% Equity

U.S. Large-Cap
10% U.S. Large Cap Stock Index
U.S. Large-Cap Value
10%  U.S. Large Cap Value Stock Index
U.S. Small-Cap
10%  U.S. Small Cap Growth Stock Index
U.S. Small-Cap Value
10% U.S. Small Cap Value Stock Index
International Large-Cap Growth
32%  International Developed Markets
Emerging Markets
8% Emerging Markets

20% Fixed Income

Intermediate-Term Bond
15% U.S. Bond Index Fund
TIPS
5% Inflation Protection Fund

The following asset classes are missing from this portfolio:
Int'l Large-Cap Value
Int'l Small-Cap Growth
Int'l Small-Cap Value
U.S. REITS
Int'l REITS
Short-Term Bonds

You should try to invest in as many of these asset classes as possible through IRA or individual taxable accounts to arrive at a portfolio that comes close to the chart below: