question: What event in the year 1090 could have had an effect on Medieval Europe 's embracing of the pointed arch ?
answer: the Norman conquest of Islamic Sicily
turker_answer: In the year 1090 , the Norman conquest of Islamic Sicily effected on Medieval Europe 's embracing of the pointed arch .
rule-based: The Norman conquest of Islamic Sicily could have had an effect on Medieval Europe 's embracing of the pointed arch .