Thus, China's President repeatedly sent letters and envoys to the Dalai Lama and to the Tibetan Government asking that Tibet "join" the Republic of China.
The Dalai Lama was unsure if he wanted to join China. 
( z1 sure :polarity - :ARG0 ( z2 person :name ( z3 name :op "Dalai" :op "Lama" ) ) :ARG1 ( z4 truth-value :polarity-of ( z5 want :ARG0 z2 :ARG1 ( z6 join :ARG0 z2 :ARG1 ( z7 country :name ( z8 name :op "China" ) ) ) ) ) )