You will be provided with a reference and some statements. Please determine whether each statement is 'supported', 'unsupported', or 'unknown' with respect to the reference. Please note:
First, assess whether the reference contains any valid content. If the reference contains no valid information, such as a 'page not found' message, then all statements should be considered 'unknown'.
If the reference is valid, for a given statement: if the facts or data it contains can be found entirely or partially within the reference, it is considered 'supported' (data accepts rounding); if all facts and data in the statement cannot be found in the reference, it is considered 'unsupported'.

You should return the result in a JSON list format, where each item in the list contains the statement's index and the judgment result, for example:
[
    {
        "idx": 1,
        "result": "supported"
    },
    {
        "idx": 2,
        "result": "unsupported"
    }
]

Below are the reference and statements:
<reference>
IBM To Acquire DataStax to Enhance watsonx and Enterprise GenAI Data Capabilities | PrivSource

IBM announced its intent to acquire DataStax, an AI and data solutions provider, to enhance IBM’s watsonx portfolio and help enterprises unlock value from un...

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Acquisitions

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IBM To Acquire DataStax to Enhance watsonx and Enterprise GenAI Data Capabilities

IBM To Acquire DataStax to Enhance watsonx and Enterprise GenAI Data Capabilities

March 1, 2025

IBM announced its intent to acquire DataStax, an AI and data solutions provider, to enhance IBM’s watsonx portfolio and help enterprises unlock value from unstructured data for generative AI. DataStax contributes AstraDB/DataStax Enterprise (NoSQL and vector database powered by Apache Cassandra) and Langflow (low-code, open-source RAG and multi-agent app builder). The deal is expected to close in Q2 2025, subject to customary closing conditions and regulatory approvals.

Buyers

IBM

Targets

DataStax

Industry

AI & Machine Learning

Location

California, United States

Transaction Type

Buyout

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IBM Acquires Seek AI

June 2, 2025

AI & Machine Learning

IBM has acquired Seek AI, a New York–based startup that provides a natural-language AI platform for querying and analyzing enterprise data, for an undisclosed sum. Seek AI will join IBM’s new Watsonx AI Labs in New York City and relocate its headquarters to One Madison, with the technology integrated into IBM’s enterprise AI offerings to accelerate its AI capabilities.

DataStax Acquires Logspace (Langflow)

April 4, 2024

AI & Machine Learning

DataStax entered into a definitive agreement to acquire Logspace, the company behind Langflow, an open-source visual framework for building retrieval-augmented generation (RAG) applications. The deal is intended to expand DataStax’s one-stop GenAI application stack by combining Langflow’s low-code visual builder with DataStax’s Astra DB and integrations like LangChain.

IBM Acquires Manta Software Inc.

October 24, 2023

Data & Analytics

IBM has acquired Manta Software Inc., a Prague-based data lineage platform, to strengthen its data and AI governance capabilities across watsonx.ai, watsonx.data and watsonx.governance. Financial terms were not disclosed; Manta’s technology will provide deeper data lineage and provenance visibility to improve model explainability and regulatory compliance.

IBM Acquires Databand.ai

June 27, 2022

Data & Analytics

IBM acquired Databand.ai, a Tel Aviv–based provider of data observability software, to strengthen its data and AI observability capabilities. The acquisition (closed June 27, 2022) integrates Databand.ai’s data-quality and pipeline-monitoring technology into IBM’s Data and AI portfolio; financial terms were not disclosed in the IBM announcement.

IBM Acquires Instana

November 18, 2020

Cloud & SaaS

IBM announced a definitive agreement to acquire Instana, an application performance monitoring and observability company headquartered in Chicago, to strengthen IBM's hybrid cloud and AI-powered automation capabilities. The deal (financial terms not disclosed) will integrate Instana's observability platform with IBM's Watson AIOps and Cloud Paks to help customers manage complex, cloud-native applications across hybrid environments.

Data Dynamics Acquires Infintus Innovations

October 24, 2019

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Data Dynamics announced its intent to acquire Infintus Innovations Pvt. Ltd. to incorporate content-level analytics, content search, and machine learning capabilities for unstructured data into its StorageX data management platform. The acquisition (expected to close before year-end 2019) expands Data Dynamics' compliance, e-discovery, and data visibility capabilities for large enterprise customers.

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</reference>

<statements>
1. IBM acquired DataStax (AI/vector databases and Langflow, closed Q2 2025).
2. IBM acquired Seek AI (natural-language enterprise data querying, joining the new watsonx AI Labs in NYC).
</statements>

Begin the assessment now. Output only the JSON list, without any conversational text or explanations.