\# Question 3b. Given the relations as in qumen. shove, please provide relational schemas for the VALID relations (specify also potential primary key constraint and attribute domain constraints) (10 pt.). a. Relation1 \begin{tabular}{|l|l|l|} \hline sNo & sName & sAddress \\ \hline 1 & John Smith & Texas, USA \\ \hline 2 & Zhou Wang & Belfing, China \\ \hline 3 & Deniz Yilmaz & Ankara, Turkey \\ \hline \end{tabular} b. Relation 2 \begin{tabular}{|l|l|l|l|} \hline slo & silame & sAddress1 & sAddress2 \\ \hline 1 & John & Texas & USA \\ \hline 2 & John & Beling & China \\ \hline 3 & Peter & Ankara & Turkey \\ \hline \end{tabular} c. Relation3 \begin{tabular}{|l|l|l|l|} \hline sNo & sName & sAddress & sAddress \\ \hline 1 & John & Texas & USA \\ \hline 2 & John & Bejing & China \\ \hline 3 & Peter & Ankara & Turkey \\ \hline \end{tabular} d. Relation4 \begin{tabular}{|l|l|l|} \hline suo. & silame & saddress \\ \hline 1 & John Smith & Texas, USA \\ \hline 2 & Zhou Wang & Beljing, China \\ \hline 2 & Zhou Wang & Beljing, China \\ \hline \end{tabular}