The Teichmüller space $T_g$ of a closed riemann surface $S_g$ of genus $g \geq 2$ can't be parametrized by $6g-6$ geodesic length functions
Solution 1:
As proposed in the comments, I posted this question on MathOverflow and it got an answer there. Here is the link:
The question on MathOverflow (answered)
Thanks to everyone who read the question and thought about it.