### Instruction:

Extract the cause and effect entities from the following sentence:
When discussing an impact of introducing the new L-band system, it should be emphasized that the proposed L–DACS is designed to augment current operations and is not intended to replace any of the existing services

### Assistant:

KEYWORD: When
CONDITION: is designed to augment current operations
NOT_RELEVANT: it should be emphasized that
AND: and
NEGATION: is not
CAUSE_1: discussing an impact of introducing the new L-band system
EFFECT_1: the proposed L–DACS is designed to augment current operations
EFFECT_2: is not intended to replace any of the existing services
VARIABLE: the proposed L–DACS

