 Kohno connection  $$\mathcal{D}=d+ \lambda \sum_{i<j}s_{\ell}^{i}s_{\ell}^{j} \frac{d(w_{i}-w_{j})}{w_{i}-w_{j}},$$  acting on the space $V^{n+M}=\bigotimes_{i} V_{i}$ with $V_{i}\simeq \mathbb{C}^{0},i=0,...,n+M$