What goes into the dataset.
• products — a row per product (price, stock, seller, ~60 fields); reviews and questions inside it, up to 1000 / 500.
• reviews — a row per review and per question of the products found (by default as many as Ozon shows — up to ~3,000 per product; «Reviews per product» limits it; questions — with «Questions per product»), plus a free summary row per product.
• sellers — a seller profile per link (urls only): a shop link or a product link (its seller): legal name, OGRN, rating, orders, brands; with «Other sellers» — the product's competitors too.
• offers — a row per seller of each product (buy box): price, delivery, position by price and by delivery, seller's legal info; one charge per product.
• hotels — Ozon Travel hotels (ozon.ru): give links (urls) to a hotel search (/travel/hotels/category/oteli-v-moskve/) or a hotel; a row per hotel: stars, rating, address, coordinates, amenities, check-in/out times, rooms and rates for your dates (meal, cancellation, payment, price for the stay), price calendar. «Search results only» — cards without rooms (cheaper).
• hotel_reviews — a row per hotel review (all by default) and a free summary row per hotel with Ozon's aspect ratings (location, cleanliness…).
• flights — Ozon Travel flights (ozon.ru): routes in «Flights» (MOW-LED, «Москва — Сочи» or a flight search link from the site), your dates and passengers; a row per flight: departure and arrival (local time), transfers, airlines, flight numbers, aircraft, price for all passengers, baggage options, tickets left — plus a free summary row per search: how many flights Ozon found, the cheapest one, a 3-month price calendar.
• trains — Ozon Travel train tickets (ozon.ru): routes in «Trains» («Москва — Санкт-Петербург», station codes 2000000-2004000 or a train search link from the site), your dates and passengers; a row per train: departure and arrival (local time), stations, travel time, car types with free seats and the price «from» (per seat, with and without Ozon Bank), badges (fast, branded, cheapest); with «Cars and seats» — every car: class, free lower and upper berths, price; with «Train route» — stops. Plus a free summary row per search: how many trains, the cheapest seat, cheapest by car type, a price calendar (a week before and after). Round trip — two searches.