/* Tactic: BJSt4A_config1*/
\tbegin
\ttactic BJSt4A_config1() \def
\tlaw Parallel_Composition_Sequence_step() \tsemi
((\tskip \semibox (\tskip \parallelbox (\tlaw Sequence_Associativity() \tsemi
\tlaw Prefix_Sequential_Composition_Associativity()))
\tsemi \ttactic interIntroAndSimpl()
\tsemi \tlaw Prefix_Skip()
\tsemi (\tskip \semibox \tlaw Sequence_Associativity())
\tsemi \tlaw Sequence_Associativity()))
\tend