Q: Does "At the close of the 1991 season, a proposal was tabled for the establishment of a new league that would bring more money into the game overall." provide a valid answer to "In 1991, was a proposal for a new league postponed?"?
OPTIONS:
- yes
- no
A: yes

Q: Does "To make Planck's law, which correctly predicts blackbody emissions, it was necessary to multiply the classical expression by a complex factor that involves h in both the numerator and the denominator." provide a valid answer to "Changing values of n, the Boltzmann constant, or other variables resulted in learning what about Planck's law?"?
OPTIONS:
- yes
- no
A: no

Q: Does "However, the sector also includes larger scale intensive farming export-oriented agrobusinesses backed by companies (like Grupo RAR's Vitacress, Sovena, Lactogal, Vale da Rosa, Companhia das Lezirias and Valouro)." provide a valid answer to "Upon what is Portuguese agriculture based?"?
OPTIONS:
- yes
- no
A: no

Q: Does "This is achieved by Neutral Sections (also known as Phase Breaks), usually provided at feeder stations and midway between them although, typically, only half are in use at any time, the others being provided to allow a feeder station to be shut down and power provided from adjacent feeder stations." provide a valid answer to "What invention prevented lines from getting mixed?"?
OPTIONS:
- yes
- no
A:
yes