Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Call sign | Frequency MHz | City of license | ERP W | Class | FCC info |
| --- | --- | --- | --- | --- | --- |
| W244BG | 96.7 | Lanesborough, Massachusetts | 1.0 | D | FCC |
| W234AL | 94.7 | North Adams, Massachusetts | 50.0 | D | FCC |
| W248AX | 97.5 | Albany, New York | 100.0 | D | FCC |
| W254AM | 98.7 | Berlin, New York | 1.0 | D | FCC |
| W242AL | 96.3 | Buskirk, New York | 80.0 | D | FCC |
| W279AL | 103.7 | Catskill (town), New York | 15.0 | D | FCC |
| W272AZ | 102.3 | Coxsackie (town), New York | 10.0 | D | FCC |
| W239AG | 95.7 | Long Lake, New York | 5.0 | D | FCC |
| W230AO | 93.9 | Speculator, New York | 10.0 | D | FCC |
| W278AN | 103.5 | Tupper Lake, New York | 50.0 | D | FCC |
| W253AF | 98.5 | Bennington, Vermont | 42.0 | D | FCC |
| W269BA | 101.7 | Woodford, Vermont | 1.0 | D | FCC |
Question:
Which call sign, broadcast at less than 103.5MHz, has an ERP W of 50?
Answer:
W234AL