Definition: Generate an appropriate title for the given text. The generated title must be short and include the main topic of the text. The preferred titles are under fifteen words.
Input: The 5ft (1.5m) long black and silver reptile slithered away from an address in Cwmgiedd, near Ystradgynlais, Powys. Ystradgynlais police tweeted a warning to people, urging them to keep windows and doors shut and their pets indoors. Boa constrictors are non-venomous ambush predators that kill by squeezing the life out of their prey and can reach up to 3m (10ft) in length. Dyfed-Powys Police urged anyone who spots the animal to call 101.

Missing boa constrictor prompts 'shut your door' warning