Davey O'Brien had 4 interceptions for the Eagles when catching 4+ interceptions in 1940.

who+had+the+most+defensive++ interceptions+for+the+philadelphia+eagles+in+a+season,+minimum+of+4 ++ interceptions
Interpreted as:
Who+had+the+most+defensive++ defensive interceptions+for+the+philadelphia+eagles+in+a+season,+minimum+of+4 or more ++ defensive interceptions?

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