Seven children - Frank, Joan, Kate, Manuel, Rose,
Sam, and Theresa-are eligible to enter a spelling
contest. From these seven, two teams must be formed, a
red team and ’ a green team, each team consisting of
exactly three of the children. No child, can be selected for
more than one team. Team selection is subject to the
following restrictions:
If Manuel is on the red team, Kate must be selected
for the green team.
If Frank is on the red team, Rose, if selected, 'must
be on the green team.
Rose cannot be on the same team as Sam.
Joan cannot be on the same team as Kate.
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