question: What is the weather phenomena characterized by an unexpected warm wind bringing low reletive humidity to the northern Alps during rainfall in the southern Alps ?
answer: föhn
turker_answer: Föhn is the weather phenomena characterized by an unexpected warm wind bringing low reletive humidity to the northern Alps during rainfall in the southern Alps .
rule-based: Föhn is the weather phenomena characterized by an unexpected warm wind bringing low reletive humidity to the northern Alps during rainfall in the southern Alps .