Two coupled "L?tschberger" trainsets of the BLS, with leading RABe 535 # 109, are entering Hohtenn on the L?tschberg mountain line, running the Regio Express 4272 from Brig via Goppenstein-Kandersteg-Frutigen to Spiez, then coupled with 2 other "L?tschberger" trainsets, as RE 4172 via Thun to Berne.