use: t: Tortuga
Bx: x creates bricks
Cx: x is a city
Nx: x is nicely placed
Px: x is productive
Sx: x is a settlement
Tx: x has a trading port
Wx: x is on the water
-All cities are productive if and only if they are both nicely placed and not on the water.

Question

use: t: Tortuga
Bx: x creates bricks 
Cx: x is a city
Nx: x is nicely placed 
Px: x is productive 
Sx: x is a settlement
Tx: x has a trading port 
Wx: x is on the water
-All cities are productive if and only if they are both nicely placed and not on the water.

Quizplus · Accepted Answer

The Answer of use: t: Tortuga
Bx: x creates bricks 
Cx: x is a city
Nx: x is nicely placed 
Px: x is productive 
Sx: x is a settlement
Tx: x has a trading port 
Wx: x is on the water
-All cities are productive if and only if they are both nicely placed and not on the water.

Use: T: Tortuga Bx: X Creates Bricks