Around 1083, Alfonso VI of Castile captured which Moorish town, later Spain's capital?

Alexander Wood and Charles Pravaz are credited with developing which device around 1853, first used to inject morphine? Alexei Tolstoy, a relative of Leo, wrote plays in 1942 and 1943 about which harsh czar? Alexei Yagudin, Todd Eldredge and Elvis Stojko all competed in which sport? Alexine Tinne's 1869 attempt to cross which desert ended when she was killed by her Tuareg guides? Alfonso VI, who died in 1109, called himself emperor of which two religions? What is the catchphrase of Mad magazine mascot Alfred E. Neuman? Alfred E. Smith and William Gibbs McAdoo were two candidates for which party's presidential nomination in 1924? Alfred Hitchcock's first American film was which 1940 classic based on a Daphne du Maurier novel?