Complex sentence: When the master vampire, Valek (Thomas Ian Griffith), turns up at the motel, he bites Katrina and massacres the slayers, during this attack Valek sees Jack and calls him by name which astonishes Crow.
Split into simpler sentences: When the master vampire, Valek (Thomas Ian Griffith), turns up at the motel, he bites Katrina and massacres the slayers. During this attack Valek sees Jack and calls him by name which astonishes Crow.