Premise: Phichai Railway Station is a railway station located in Nai Mueang Subdistrict, Phichai District, Uttaradit. It is located 447.553 km from Bangkok Railway Station and is a class 2 railway station. It is on the Northern Line of the State Railway of Thailand. Phichai Railway Station opened as part of the Northern Line extension from Phitsanulok to Ban Dara Junction in November 1908.
Hypothesis: Phichai Railway Station is well known for the cleanliness of the bathrooms.