Alexa fails to resolve many spoken German channel names

The Alexa skill for BRAVIA (Sony's TV - Basic) supports switching TV channels via the following command:

Schalte <TV> auf Kanal <Kanal>

The skill however fails to resolve many of the German/Austrian channel names, some of which can be found in the following list. The full channellist can be downloaded here.

- FAIL

Channel	Comments
`SAT.1`	no matching channel found on Sony Android TV
`RTLZWEI`	no matching channel found on Sony Android TV
`ZDFinfo HD`	no matching channel found on Sony Android TV
`SWR BW HD`	no matching channel found on Sony Android TV
`hr-fernsehen HD`	no matching channel found on Sony Android TV
`ARD-alpha HD`	no matching channel found on Sony Android TV
`DMAX`	no matching channel found on Sony Android TV
`SAT.1 GOLD`	no matching channel found on Sony Android TV
`nick/MTV+`	no matching channel found on Sony Android TV
`SIXX`
`VOXup`
`ntv`
`euronews (D)`
`Sky Sport News HD`
`BBC World News`
`MTV`	switches to `nick/MTV+`
`Deutsches Musik Fernsehen`
`Deutsches Wetter Fernsehen`
`bw family`
`Regio TV FN - RV HD`

+ OK

Channel	Comments
`Das Erste HD`
`ZDF HD`
`ZDF_neo HD`
`ProSieben`
`kabel eins`
`RTL Television`
`Nitro`
`VOX`
`SPORT1`
`EUROSPORT 1`
`3sat HD`
`arte HD`
`ServusTV HD`
`PHOENIX HD`
`tagesschau24 HD`
`BR Fernsehen HD`
`rbb Berlin`
`WDR Köln HD`
`MDR Thüringen HD`
`NDR Niedersachsen HD`
`SR Fernsehen HD`
`ONE HD`
`Nitro`
`ProSieben MAXX`
`Super RTL`
`RTLplus`
`TLC`
`Tele 5`
`N24 Doku`
`kabel eins Doku`
`WELT`
`Bloomberg`
`CNBC`
`CNN`
`ORF2E`

KiKA HD TOGGO plus | Disney SD | COMEDY CENTRAL | DELUXE MUSIC |

CiNcH83 / bravia_atv2

Alexa fails to resolve many spoken German channel names #62