Complex sentence: A longtime advocate of atheism, scientific skepticism, and critical thinking, in 1994 he set up the Skeptic's Dictionary online, initially consisting of fewer than fifty articles, mostly on logical fallacies and pseudoscience.
Split into simpler sentences: A longtime advocate of atheism, scientific skepticism, and critical thinking, in 1994 he set up the Skeptic's Dictionary online. It initially consisted of fewer than fifty articles, mostly on logical fallacies and pseudoscience.