What is the relationship between share and windows in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Chinese mobile phone makers gained share vs. Apple (NASDAQ:AAPL) in June amid what Bernstein Research described as possible "receding iPhone momentum," and overall smartphone shipments fell 15% from the previous month, according to figures released by the China Academy of Telecommunication ... 04:00 PM ET Apple analysts place their Q3 bets before windows close

Answer: platform