### Instruction:

Extract the cause and effect entities from the following sentence:
Standardisation of DATEX II establish a basis for common exchange between the traffic and the travel information sector, thus opening for cross-domain value-added services

### Assistant:

CAUSE_1: Standardisation of DATEX II establish a basis for common exchange between the traffic and the travel information sector
CONDITION: opening for cross-domain value-added services
VARIABLE: Standardisation of DATEX II
KEYWORD: thus
EFFECT_1: opening for cross-domain value-added services


### END
