Real ChatGPT answer · index seedEPafNOz6DfQcompleteParenting and family · family financescommercial

Looking for the best Vanguard index funds for a 15 year timeline to pay for two kids going to college back to back.

ChatGPTgpt-63 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Looking for the best Vanguard index funds for a 15 year timeline to pay for two kids going to college back to back.
3 real searches · 1 real-search pass
Vanguard index funds VTSAX VTIAX VBTLX expense ratios official Vanguard 2026Google ↗
OBSERVEDReason
Vanguard 529 age-based portfolios investment options official Vanguard college savingsGoogle ↗
OBSERVEDComparison
Vanguard target enrollment portfolios 529 college savings glide path officialGoogle ↗
OBSERVEDDefinition

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

ChatGPT real searches (3)
Short factOther / navigationalComparison33%ConsequenceReason33%Definition33%InstructionYes / no

Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT3 real searches · gpt-6
Vanguard index funds VTSAX VTIAX VBTLX expense ratios official Vanguard 2026 Google ↗
Vanguard 529 age-based portfolios investment options official Vanguard college savings Google ↗
Vanguard target enrollment portfolios 529 college savings glide path official Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Vanguard index funds VTSAX VTIAX VBTLX expense ratios official Vanguard 2026
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
Vanguard 529 age-based portfolios investment options official Vanguard college savings
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1
Vanguard target enrollment portfolios 529 college savings glide path official
OBSERVED
Google ↗
AI Mode ↗
—Definition——1x
of 1