### Instruction:

Extract the cause and effect entities from the following sentence:
Modified TCP allows running TCP/IP protocol suite directly in the WSNs [54]

### Assistant:

VARIABLE: TCP/IP protocol suite
CONDITION: directly in the WSNs
CAUSE_1: Modified TCP
EFFECT_1: running TCP/IP protocol suite directly in the WSNs
NOT_RELEVANT: [54]
KEYWORD: allows

