which country gave birth to the pratt & whitney f100 and pratt & whitney r-2180-a twin hornet aircrafts ?
SELECT DISTINCT var_uri where brack_open dbr_Pratt_&_Whitney_F100 dbp_nationalOrigin var_uri sep_dot dbr_Pratt_&_Whitney_R-2180-A_Twin_Hornet dbp_nationalOrigin var_uri brack_close