<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="1137" height="272"><defs></defs><g><g transform="translate(-2,-30) scale(1,1)"><path fill="#ffffff" stroke="none" d="M 60.07090909090909 47.3 C 60.07090909090909 43.82060576 62.94931081309091 41 66.5 41 C 70.0506891869091 41 72.9290909090909 43.82060576 72.9290909090909 47.3 C 72.9290909090909 50.779394239999995 70.0506891869091 53.6 66.5 53.6 C 62.94931081309091 53.6 60.07090909090909 50.779394239999995 60.07090909090909 47.3 Z"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 60.07090909090909 47.3 C 60.07090909090909 43.82060576 62.94931081309091 41 66.5 41 C 70.0506891869091 41 72.9290909090909 43.82060576 72.9290909090909 47.3 C 72.9290909090909 50.779394239999995 70.0506891869091 53.6 66.5 53.6 C 62.94931081309091 53.6 60.07090909090909 50.779394239999995 60.07090909090909 47.3 Z" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 66.5 53.6 L 66.5 66.4" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 59.692727272727275 58.4 L 73.30727272727273 58.4" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 66.5 66.4 L 57.04545454545455 79" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 66.5 66.4 L 75.95454545454545 79" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><g><path fill="none" stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="bold" text-decoration="none" x="40" y="99.5">Cl: Client</text></g></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 67.5 105 L 67.5 292" stroke-miterlimit="10" 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width="162" height="39" opacity="0.2"></rect></g><g transform="translate(-2,-30) scale(1,1)"><rect fill="#ffffff" stroke="none" x="172" y="40" width="162" height="39"></rect></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 172 40 L 334 40 L 334 79 L 172 79 L 172 40 Z Z" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><g><path fill="none" stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="bold" text-decoration="none" x="190.5" y="59.5">QueryAvailability2GUI</text></g></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 254.5 80 L 254.5 262" stroke-miterlimit="10" stroke-dasharray="3"></path></g><g transform="translate(-2,-30) scale(1,1)"><rect fill="#C0C0C0" stroke="none" x="575" y="47" width="152" height="39" opacity="0.2"></rect></g><g transform="translate(-2,-30) scale(1,1)"><rect fill="#ffffff" stroke="none" x="568" y="40" width="152" height="39"></rect></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 568 40 L 720 40 L 720 79 L 568 79 L 568 40 Z Z" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><g><path fill="none" stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="bold" text-decoration="none" x="581.5" y="59.5">a: HouseFeaturesGUI</text></g></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 645.5 80 L 645.5 271" stroke-miterlimit="10" stroke-dasharray="3"></path></g><g transform="translate(-2,-30) scale(1,1)"><rect fill="#C0C0C0" stroke="none" x="771" y="47" width="110" height="39" opacity="0.2"></rect></g><g transform="translate(-2,-30) scale(1,1)"><rect fill="#ffffff" stroke="none" x="764" y="40" width="110" height="39"></rect></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" 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transform="translate(-2,-30) scale(1,1)"><g><path fill="none" stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="bold" text-decoration="none" x="1008.5" y="59.5">&lt;rh1,..,rhn&gt;</text></g></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 1043.5 80 L 1043.5 129" stroke-miterlimit="10" stroke-dasharray="3"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 67 112 L 247 112" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="#000000" stroke="none" d="M 236.83732514237585 116.20951775601598 L 247 112 L 236.83732514237585 107.79048224398402"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 236.83732514237585 116.20951775601598 L 247 112 L 236.83732514237585 107.79048224398402 L 236.83732514237585 116.20951775601598" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><g><path fill="none" stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="normal" text-decoration="none" x="72" y="129">1 : name, startDate, endDate</text></g></g><g transform="translate(-2,-30) scale(1,1)"><rect fill="#ffffff" stroke="none" x="247" y="112" width="13" height="136"></rect></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 247 112 L 260 112 L 260 248 L 247 248 L 247 112 Z Z" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 260 120 L 461 120" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="#000000" stroke="none" d="M 450.83732514237585 124.20951775601598 L 461 120 L 450.83732514237585 115.79048224398402"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 450.83732514237585 124.20951775601598 L 461 120 L 450.83732514237585 115.79048224398402 L 450.83732514237585 124.20951775601598" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><g><path fill="none" stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="normal" text-decoration="none" x="235" y="117">2 : searchHouses(name,startDate,endDate)</text></g></g><g transform="translate(-2,-30) scale(1,1)"><rect fill="#ffffff" stroke="none" x="461" y="120" width="13" height="51"></rect></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 461 120 L 474 120 L 474 171 L 461 171 L 461 120 Z Z" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 474 124 L 813 124" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="#000000" stroke="none" d="M 802.8373251423759 128.209517756016 L 813 124 L 802.8373251423758 119.79048224398402"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 802.8373251423759 128.209517756016 L 813 124 L 802.8373251423758 119.79048224398402 L 802.8373251423759 128.209517756016" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><g><path fill="none" stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="normal" text-decoration="none" x="528" y="121">3 : getHouses(name,startDate,endDate)</text></g></g><g transform="translate(-2,-30) scale(1,1)"><rect fill="#ffffff" stroke="none" x="813" y="124" width="13" height="28"></rect></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 813 124 L 826 124 L 826 152 L 813 152 L 813 124 Z Z" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" 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stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="normal" text-decoration="none" x="341" y="185">5 : rh i</text></g></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 260 220 L 638 220" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="#000000" stroke="none" d="M 627.8373251423759 224.209517756016 L 638 220 L 627.8373251423758 215.790482243984"></path></g><g transform="translate(-2,-30) scale(1,1)"><path fill="none" stroke="#000000" d="M 627.8373251423759 224.209517756016 L 638 220 L 627.8373251423758 215.790482243984 L 627.8373251423759 224.209517756016" stroke-miterlimit="10"></path></g><g transform="translate(-2,-30) scale(1,1)"><g><path fill="none" stroke="none"></path><text fill="#000000" stroke="none" font-family="Arial" font-size="13px" font-style="normal" font-weight="normal" text-decoration="none" x="431" y="217">6 : rh 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