Definition: In this task you are given a list of triplets of the form [subject, predicate, object] and the output should be a question based on the triplets but with the subject and/or object replaced with blanks (represented using two or more consecutive underscores). Triplet values encompassed in [*] are special tokens that can be replaced with synonyms. The objective is to construct a question in a manner that (a) captures the facts specified in at least one of the triplets, and (b) ideally contains a limited number of blanks such that it is a well-formed question that is easy to answer. A blank can represent a single word or a phrase.
Input: [['Ricky Ryan', 'SERIES', 'Series 1'], ['[TABLECONTEXT]', '[TITLE]', 'Silent Witness'], ['Ricky Ryan', 'ACTOR', 'Matthew Steer'], ['[TABLECONTEXT]', 'CHARACTER', 'Ricky Ryan']]

Matthew Steer played _____ in series 1 of Silent Witness