Question:
Which position did Edgardo Angara hold in Aug, 1994?

Context:
 Edgardo Angara holds the position of Member of the Senate of the Philippines from Jun, 2001 to Jun, 2013. 
 Edgardo Angara holds the position of President of the Senate of the Philippines from Jan, 1993 to Aug, 1995. 
 Edgardo Angara holds the position of Secretary of Agriculture from May, 1999 to Jan, 2001.

Answer:
President of the Senate of the Philippines