Are Wyatt_Earp sibling  Virgil Earp and James Earp ?
ASK WHERE { wd:Q44616 wdt:P3373 wd:Q931824 . wd:Q44616 wdt:P3373 wd:Q3806537 }
wyatt earp: Q44616 virgil earp: Q931824 wyatt earp: Q44616 james earp: Q3806537