While the new law will come as a relief to Prime Minister Alexis Tsipras -- who is negotiating a new bailout worth up to 86 billion euros ($93 billion) over three years -- it saw him suffer a major rebellion amongst MPs in his leftist Syriza party for the second time in a week.
Take context from the input text and decide on the accurate relationship between 'Syriza' and 'Alexis Tsipras' from the options provided.
Options: platform, distribution format, product/material produced, chairperson