### Instruction:

Extract the cause and effect entities from the following sentence:
A radio is considered in “Train Mode” when it is prepared to receive train emergency calls but cannot receive shunting emergency calls

### Assistant:

KEYWORD: when
VARIABLE: A radio
CONDITION: is considered in “Train Mode”
AND: but
NEGATION: cannot
CAUSE_1: it is prepared to receive train emergency calls
CAUSE_2: cannot receive shunting emergency calls
EFFECT_1: A radio is considered in “Train Mode”

